Regain independence and enjoy greater mobility with the compact design and long-lasting battery of portable oxygen.

See how a drug-free patch is helping people find relief-without medication.

Every five seconds there's a victim of identity theft; LifeLock helps alert, restore identity, and reimburse lost funds-leading the way in protecting families every day.

Learn what's behind mental decline with age, and how to improve memory, focus and concentration with NeuroQ's Darrin Peterson and Dale Bredesen MD.

Ski commandos battle through storms and snow drifts; a tiny army in the Egyptian desert defeats a major invasion force; the Bayeux tapestry; the Naftun.

Ancient Roman navy SEAL technique of capturing enemy ships from underwater; Roman war dog units; the Mastiff; the samurai sword; the Horro is designed to protect cavalryman from arrow fire.

Milestones of the navy's history; technology and strategies; how and why the U.S. Navy crushed the force by 1945.

Buddy, Mac and Scott explore the mysterious circumstances behind General Patton's death.

Buddy, Scott and McKinley travel to Kentucky to investigate the history of the Fort Knox vault.

Ski commandos battle through storms and snow drifts; a tiny army in the Egyptian desert defeats a major invasion force; the Bayeux tapestry; the Naftun.

Ancient Roman navy SEAL technique of capturing enemy ships from underwater; Roman war dog units; the Mastiff; the samurai sword; the Horro is designed to protect cavalryman from arrow fire.

Milestones of the navy's history; technology and strategies; how and why the U.S. Navy crushed the force by 1945.

Veterans who survived nuclear-weapons accidents tell their stories.

The team examines claims that John Wilkes Booth actually escaped to freedom after murdering President Abraham Lincoln in 1865.

Brad's team searches for millions of dollars' worth of missing gold and silver from the Confederate treasury.

China's master shipbuilders create some of the most powerful warships and greatest fleets of the ancient world.

Asian battle elephants and Europe's medieval knights in armor demonstrate people in the past understood the modern tank's principles combining protection, speed and firepower; ancient antitank weapon.

The team examines claims that John Wilkes Booth actually escaped to freedom after murdering President Abraham Lincoln in 1865.

Brad's team searches for millions of dollars' worth of missing gold and silver from the Confederate treasury.

China's master shipbuilders create some of the most powerful warships and greatest fleets of the ancient world.

Asian battle elephants and Europe's medieval knights in armor demonstrate people in the past understood the modern tank's principles combining protection, speed and firepower; ancient antitank weapon.

Veterans who survived nuclear-weapons accidents tell their stories.

Every five seconds there's a victim of identity theft; LifeLock helps alert, restore identity, and reimburse lost funds-leading the way in protecting families every day.

Trusted brand Jacuzzi Bath Remodel and interior designer Christina Hall share their secrets on how you can easily and affordably transform your bathroom into a gorgeous custom, safe, stylish space in 1 day! Call for a FREE quote & installation.

See how a drug-free patch is helping people find relief-without medication.

China's master shipbuilders create some of the most powerful warships and greatest fleets of the ancient world.

Asian battle elephants and Europe's medieval knights in armor demonstrate people in the past understood the modern tank's principles combining protection, speed and firepower; ancient antitank weapon.

Veterans who survived nuclear-weapons accidents tell their stories.

The team examines claims that John Wilkes Booth actually escaped to freedom after murdering President Abraham Lincoln in 1865.

Brad's team searches for millions of dollars' worth of missing gold and silver from the Confederate treasury.

China's master shipbuilders create some of the most powerful warships and greatest fleets of the ancient world.

Asian battle elephants and Europe's medieval knights in armor demonstrate people in the past understood the modern tank's principles combining protection, speed and firepower; ancient antitank weapon.

Veterans who survived nuclear-weapons accidents tell their stories.

The Christians and Muslims engage in a series of epic battles for Jerusalem.

Buddy, Mac and Scott travel across America to try and uncover the mysteries behind the Declaration of Independence.

An American aircraft carrier fleet turns the tide of World War II in the Pacific by defeating the Japanese Imperial Navy in 1942 at Midway in one of the greatest naval battles in history.

Investigating history's most impregnable fortresses; the castle that helped create Great Britain; Cappadocia's invisible underground defensive systems; Mayan killer bee castle defenses; the Roman siege of Alesia in Gaul.

After Germany first weaponized chlorine, other countries also began to weaponize chemicals; the biggest land mine in history.

Buddy, Mac and Scott travel across America to try and uncover the mysteries behind the Declaration of Independence.

An American aircraft carrier fleet turns the tide of World War II in the Pacific by defeating the Japanese Imperial Navy in 1942 at Midway in one of the greatest naval battles in history.

Investigating history's most impregnable fortresses; the castle that helped create Great Britain; Cappadocia's invisible underground defensive systems; Mayan killer bee castle defenses; the Roman siege of Alesia in Gaul.

After Germany first weaponized chlorine, other countries also began to weaponize chemicals; the biggest land mine in history.

The Christians and Muslims engage in a series of epic battles for Jerusalem.

Trusted brand Jacuzzi Bath Remodel and interior designer Christina Hall share their secrets on how you can easily and affordably transform your bathroom into a gorgeous custom, safe, stylish space in 1 day! Call for a FREE quote & installation.

See how a drug-free patch is helping people find relief-without medication.

Every five seconds there's a victim of identity theft; LifeLock helps alert, restore identity, and reimburse lost funds-leading the way in protecting families every day.

See how a drug-free patch is helping people find relief-without medication.

Investigating history's most impregnable fortresses; the castle that helped create Great Britain; Cappadocia's invisible underground defensive systems; Mayan killer bee castle defenses; the Roman siege of Alesia in Gaul.

After Germany first weaponized chlorine, other countries also began to weaponize chemicals; the biggest land mine in history.

The Christians and Muslims engage in a series of epic battles for Jerusalem.

Buddy, Mac and Scott travel across America to try and uncover the mysteries behind the Declaration of Independence.

An American aircraft carrier fleet turns the tide of World War II in the Pacific by defeating the Japanese Imperial Navy in 1942 at Midway in one of the greatest naval battles in history.

Investigating history's most impregnable fortresses; the castle that helped create Great Britain; Cappadocia's invisible underground defensive systems; Mayan killer bee castle defenses; the Roman siege of Alesia in Gaul.

After Germany first weaponized chlorine, other countries also began to weaponize chemicals; the biggest land mine in history.

The Christians and Muslims engage in a series of epic battles for Jerusalem.

The success or failure of the invasion rests on the efforts of ordinary people.

The USS Enterprise engages the Japanese in what may be the largest naval battle in history.

The aircraft carrier USS Enterprise supports the first American invasion of World War II as Marines storm ashore at Guadalcanal in the Solomon Islands in 1942, but the Japanese strike back with a vengeance.

Giant airships delivered bombs to battlefields.

Green Beret Terry Schappert reveals the warrior culture of U.S. special operations forces dating to the Alamo Scouts, who operated behind enemy lines during World War II.

The USS Enterprise engages the Japanese in what may be the largest naval battle in history.

The aircraft carrier USS Enterprise supports the first American invasion of World War II as Marines storm ashore at Guadalcanal in the Solomon Islands in 1942, but the Japanese strike back with a vengeance.

Giant airships delivered bombs to battlefields.

Green Beret Terry Schappert reveals the warrior culture of U.S. special operations forces dating to the Alamo Scouts, who operated behind enemy lines during World War II.

The success or failure of the invasion rests on the efforts of ordinary people.

See how a drug-free patch is helping people find relief-without medication.

Trusted brand Jacuzzi Bath Remodel and interior designer Christina Hall share their secrets on how you can easily and affordably transform your bathroom into a gorgeous custom, safe, stylish space in 1 day! Call for a FREE quote & installation.

Learn what's behind mental decline with age, and how to improve memory, focus and concentration with NeuroQ's Darrin Peterson and Dale Bredesen MD.

Every five seconds there's a victim of identity theft; LifeLock helps alert, restore identity, and reimburse lost funds-leading the way in protecting families every day.

Giant airships delivered bombs to battlefields.

Green Beret Terry Schappert reveals the warrior culture of U.S. special operations forces dating to the Alamo Scouts, who operated behind enemy lines during World War II.

The success or failure of the invasion rests on the efforts of ordinary people.

The USS Enterprise engages the Japanese in what may be the largest naval battle in history.

The aircraft carrier USS Enterprise supports the first American invasion of World War II as Marines storm ashore at Guadalcanal in the Solomon Islands in 1942, but the Japanese strike back with a vengeance.

Giant airships delivered bombs to battlefields.

Green Beret Terry Schappert reveals the warrior culture of U.S. special operations forces dating to the Alamo Scouts, who operated behind enemy lines during World War II.

The success or failure of the invasion rests on the efforts of ordinary people.

Confederate raid on Vermont; Union coal-miners tunnel under a Southern fort in order to blow it up; Confederate plot to burn down New York City.

The USS Enterprise becomes the first aircraft carrier to receive the Presidential Unit Citation and heads home for a major refit before embarking on the Gilberts invasion.

The USS Enterprise is the only battle-ready aircraft carrier left in the Pacific when its task force faces a Japanese attempt to retake Guadalcanal in November 1942.

The marksmen are strapped to a mechanical arm and sent soaring with the SP89; two competitors zoom down a zip line course.

Competitors blast clay birds mid flight with Benelli shotguns; the cross bow pits two competitors against each other.

The USS Enterprise becomes the first aircraft carrier to receive the Presidential Unit Citation and heads home for a major refit before embarking on the Gilberts invasion.

The USS Enterprise is the only battle-ready aircraft carrier left in the Pacific when its task force faces a Japanese attempt to retake Guadalcanal in November 1942.

The marksmen are strapped to a mechanical arm and sent soaring with the SP89; two competitors zoom down a zip line course.

Competitors blast clay birds mid flight with Benelli shotguns; the cross bow pits two competitors against each other.

Confederate raid on Vermont; Union coal-miners tunnel under a Southern fort in order to blow it up; Confederate plot to burn down New York City.

Prosvent is a doctor formulated blend of rejuvenating herbs and nutrients that help protect overall prostate health.

Every five seconds there's a victim of identity theft; LifeLock helps alert, restore identity, and reimburse lost funds-leading the way in protecting families every day.

Trusted brand Jacuzzi Bath Remodel and interior designer Christina Hall share their secrets on how you can easily and affordably transform your bathroom into a gorgeous custom, safe, stylish space in 1 day! Call for a FREE quote & installation.

Regain independence and enjoy greater mobility with the compact design and long-lasting battery of portable oxygen.

The marksmen are strapped to a mechanical arm and sent soaring with the SP89; two competitors zoom down a zip line course.

Competitors blast clay birds mid flight with Benelli shotguns; the cross bow pits two competitors against each other.

Confederate raid on Vermont; Union coal-miners tunnel under a Southern fort in order to blow it up; Confederate plot to burn down New York City.

The USS Enterprise becomes the first aircraft carrier to receive the Presidential Unit Citation and heads home for a major refit before embarking on the Gilberts invasion.

The USS Enterprise is the only battle-ready aircraft carrier left in the Pacific when its task force faces a Japanese attempt to retake Guadalcanal in November 1942.

The marksmen are strapped to a mechanical arm and sent soaring with the SP89; two competitors zoom down a zip line course.

Competitors blast clay birds mid flight with Benelli shotguns; the cross bow pits two competitors against each other.

Confederate raid on Vermont; Union coal-miners tunnel under a Southern fort in order to blow it up; Confederate plot to burn down New York City.

The Department of Homeland Security creates a response plan to a potential detonation of a nuclear bomb in a U.S. city.

The USS Enterprise loses her sister ship, the USS Hornet, and suffers dozens of casualties as bombs hit the aircraft carrier's flight deck during a World War II battle for survival in the Pacific's Santa Cruz Islands.

As 1944 begins, the USS Enterprise pushes through the Pacific and hammers the enemy bases at Kwajalein and Truk Lagoon before setting a course for New Guinea and supporting the invasion of Hollandia.

Targets fly in an extreme shooting gallery; halfway through the competition a rule change forces contestants to start evaluating their own teammates.

The teams try to blow up an ammo dump, using the legendary M1A rifle; one contestant's mistakes put his team in jeopardy; marksmen face an obscured targets challenge using the Glock 17 pistol.

The USS Enterprise loses her sister ship, the USS Hornet, and suffers dozens of casualties as bombs hit the aircraft carrier's flight deck during a World War II battle for survival in the Pacific's Santa Cruz Islands.

As 1944 begins, the USS Enterprise pushes through the Pacific and hammers the enemy bases at Kwajalein and Truk Lagoon before setting a course for New Guinea and supporting the invasion of Hollandia.

Targets fly in an extreme shooting gallery; halfway through the competition a rule change forces contestants to start evaluating their own teammates.

The teams try to blow up an ammo dump, using the legendary M1A rifle; one contestant's mistakes put his team in jeopardy; marksmen face an obscured targets challenge using the Glock 17 pistol.

The Department of Homeland Security creates a response plan to a potential detonation of a nuclear bomb in a U.S. city.

Trusted brand Jacuzzi Bath Remodel and interior designer Christina Hall share their secrets on how you can easily and affordably transform your bathroom into a gorgeous custom, safe, stylish space in 1 day! Call for a FREE quote & installation.

Every five seconds there's a victim of identity theft; LifeLock helps alert, restore identity, and reimburse lost funds-leading the way in protecting families every day.

See how a drug-free patch is helping people find relief-without medication.

Paid programming.

Targets fly in an extreme shooting gallery; halfway through the competition a rule change forces contestants to start evaluating their own teammates.

The teams try to blow up an ammo dump, using the legendary M1A rifle; one contestant's mistakes put his team in jeopardy; marksmen face an obscured targets challenge using the Glock 17 pistol.

The Department of Homeland Security creates a response plan to a potential detonation of a nuclear bomb in a U.S. city.

The USS Enterprise loses her sister ship, the USS Hornet, and suffers dozens of casualties as bombs hit the aircraft carrier's flight deck during a World War II battle for survival in the Pacific's Santa Cruz Islands.

As 1944 begins, the USS Enterprise pushes through the Pacific and hammers the enemy bases at Kwajalein and Truk Lagoon before setting a course for New Guinea and supporting the invasion of Hollandia.

Targets fly in an extreme shooting gallery; halfway through the competition a rule change forces contestants to start evaluating their own teammates.

The teams try to blow up an ammo dump, using the legendary M1A rifle; one contestant's mistakes put his team in jeopardy; marksmen face an obscured targets challenge using the Glock 17 pistol.

The Department of Homeland Security creates a response plan to a potential detonation of a nuclear bomb in a U.S. city.

Seventy years after the end of World War II, explorers Mike Scott and Luke Mahoney uncover a hidden Nazi document that reveals hundreds of miles of tunnels that may still be protecting Hitler's final secrets.

A team of divers builds and tests a deep-sea diving suit; a time-traveling ghost ship; 16th-century war fleet.

Ancient prototypes of the modern gun; an ancient manuscript has a recipe for tracer fire; mega-mortar; the bizarre "wind of the cannonball" phenomenon.

Contestants compete with throwing knives and slingshots; in addition to the elimination challenge, another contestant suddenly goes home.

The remaining 13 contestants' ability to tell a friend from a foe is tested; rising tension threatens the strength of the teams.

A team of divers builds and tests a deep-sea diving suit; a time-traveling ghost ship; 16th-century war fleet.

Ancient prototypes of the modern gun; an ancient manuscript has a recipe for tracer fire; mega-mortar; the bizarre "wind of the cannonball" phenomenon.

Contestants compete with throwing knives and slingshots; in addition to the elimination challenge, another contestant suddenly goes home.

The remaining 13 contestants' ability to tell a friend from a foe is tested; rising tension threatens the strength of the teams.

Seventy years after the end of World War II, explorers Mike Scott and Luke Mahoney uncover a hidden Nazi document that reveals hundreds of miles of tunnels that may still be protecting Hitler's final secrets.

Trusted brand Jacuzzi Bath Remodel and interior designer Christina Hall share their secrets on how you can easily and affordably transform your bathroom into a gorgeous custom, safe, stylish space in 1 day! Call for a FREE quote & installation.

Every five seconds there's a victim of identity theft; LifeLock helps alert, restore identity, and reimburse lost funds-leading the way in protecting families every day.

Regain independence and enjoy greater mobility with the compact design and long-lasting battery of portable oxygen.

Contestants compete with throwing knives and slingshots; in addition to the elimination challenge, another contestant suddenly goes home.

The remaining 13 contestants' ability to tell a friend from a foe is tested; rising tension threatens the strength of the teams.

Seventy years after the end of World War II, explorers Mike Scott and Luke Mahoney uncover a hidden Nazi document that reveals hundreds of miles of tunnels that may still be protecting Hitler's final secrets.

A team of divers builds and tests a deep-sea diving suit; a time-traveling ghost ship; 16th-century war fleet.

Ancient prototypes of the modern gun; an ancient manuscript has a recipe for tracer fire; mega-mortar; the bizarre "wind of the cannonball" phenomenon.

Contestants compete with throwing knives and slingshots; in addition to the elimination challenge, another contestant suddenly goes home.

The remaining 13 contestants' ability to tell a friend from a foe is tested; rising tension threatens the strength of the teams.

Seventy years after the end of World War II, explorers Mike Scott and Luke Mahoney uncover a hidden Nazi document that reveals hundreds of miles of tunnels that may still be protecting Hitler's final secrets.

Told entirely from the first-person perspective of leaders, physicists, soldiers and survivors, this presents the moral, scientific and military conundrums of the atomic bomb as felt by those closest to it.

Ships from the ancient world and the societies that created them.

Modern forensic techniques help firearms experts reveal the accuracy, power and range of ancient bullets, rockets and bombs.

Contestants compete with longbows; a team wins immunity; two competitors face off in a William Tell elimination challenge.

MacArthur launches a successful counteroffensive until Chinese troops intervene.

Ships from the ancient world and the societies that created them.

Modern forensic techniques help firearms experts reveal the accuracy, power and range of ancient bullets, rockets and bombs.

Contestants compete with longbows; a team wins immunity; two competitors face off in a William Tell elimination challenge.

MacArthur launches a successful counteroffensive until Chinese troops intervene.

Told entirely from the first-person perspective of leaders, physicists, soldiers and survivors, this presents the moral, scientific and military conundrums of the atomic bomb as felt by those closest to it.

Every five seconds there's a victim of identity theft; LifeLock helps alert, restore identity and reimburse lost funds-leading the way in protecting families every day.

Regain independence and enjoy greater mobility with the compact design and long-lasting battery of portable oxygen.

See how a drug-free patch is helping people find relief-without medication.

Trusted brand Jacuzzi Bath Remodel and interior designer Christina Hall share their secrets on how you can easily and affordably transform your bathroom into a gorgeous custom, safe, stylish space in 1 day! Call for a FREE quote & installation.

Contestants compete with longbows; a team wins immunity; two competitors face off in a William Tell elimination challenge.

MacArthur launches a successful counteroffensive until Chinese troops intervene.

Told entirely from the first-person perspective of leaders, physicists, soldiers and survivors, this presents the moral, scientific and military conundrums of the atomic bomb as felt by those closest to it.

Ships from the ancient world and the societies that created them.

Modern forensic techniques help firearms experts reveal the accuracy, power and range of ancient bullets, rockets and bombs.

Contestants compete with longbows; a team wins immunity; two competitors face off in a William Tell elimination challenge.

MacArthur launches a successful counteroffensive until Chinese troops intervene.

Told entirely from the first-person perspective of leaders, physicists, soldiers and survivors, this presents the moral, scientific and military conundrums of the atomic bomb as felt by those closest to it.

A commemoration of the Japanese attack on Pearl Harbor explores both well-known and lesser-known stories from a day that will forever live in infamy; experts, eyewitnesses and military minds show how this tragedy continues to shape the United States.

Ski commandos battle through storms and snow drifts; a tiny army in the Egyptian desert defeats a major invasion force; the Bayeux tapestry; the Naftun.

Ancient Roman navy SEAL technique of capturing enemy ships from underwater; Roman war dog units; the Mastiff; the samurai sword; the Horro is designed to protect cavalryman from arrow fire.

President Truman relieves Gen. MacArthur of duty; negotiations break a two-year stalemate.

United Nations forces retreat from Chinese troops in freezing weather.

Ski commandos battle through storms and snow drifts; a tiny army in the Egyptian desert defeats a major invasion force; the Bayeux tapestry; the Naftun.

Ancient Roman navy SEAL technique of capturing enemy ships from underwater; Roman war dog units; the Mastiff; the samurai sword; the Horro is designed to protect cavalryman from arrow fire.

President Truman relieves Gen. MacArthur of duty; negotiations break a two-year stalemate.

United Nations forces retreat from Chinese troops in freezing weather.

A commemoration of the Japanese attack on Pearl Harbor explores both well-known and lesser-known stories from a day that will forever live in infamy; experts, eyewitnesses and military minds show how this tragedy continues to shape the United States.

Regain independence and enjoy greater mobility with the compact design and long-lasting battery of portable oxygen.

See how a drug-free patch is helping people find relief-without medication.

Every five seconds there's a victim of identity theft; LifeLock helps alert, restore identity and reimburse lost funds-leading the way in protecting families every day.

President Truman relieves Gen. MacArthur of duty; negotiations break a two-year stalemate.

United Nations forces retreat from Chinese troops in freezing weather.

A commemoration of the Japanese attack on Pearl Harbor explores both well-known and lesser-known stories from a day that will forever live in infamy; experts, eyewitnesses and military minds show how this tragedy continues to shape the United States.

Ski commandos battle through storms and snow drifts; a tiny army in the Egyptian desert defeats a major invasion force; the Bayeux tapestry; the Naftun.

Ancient Roman navy SEAL technique of capturing enemy ships from underwater; Roman war dog units; the Mastiff; the samurai sword; the Horro is designed to protect cavalryman from arrow fire.

President Truman relieves Gen. MacArthur of duty; negotiations break a two-year stalemate.

United Nations forces retreat from Chinese troops in freezing weather.

A commemoration of the Japanese attack on Pearl Harbor explores both well-known and lesser-known stories from a day that will forever live in infamy; experts, eyewitnesses and military minds show how this tragedy continues to shape the United States.

Thirty years after the American Revolution, Britain threatens the independence and sovereignty of its former colonies; this war leaves the Capitol in flames, inspires the national anthem and sees the United States emerge as a world power.

China's master shipbuilders create some of the most powerful warships and greatest fleets of the ancient world.

Asian battle elephants and Europe's medieval knights in armor demonstrate people in the past understood the modern tank's principles combining protection, speed and firepower; ancient antitank weapon.

An unexpected North Korean attack drives United Nations forces to the sea.

Testing the force of naval guns and warships developed to overpower the enemy at sea.

China's master shipbuilders create some of the most powerful warships and greatest fleets of the ancient world.

Asian battle elephants and Europe's medieval knights in armor demonstrate people in the past understood the modern tank's principles combining protection, speed and firepower; ancient antitank weapon.

An unexpected North Korean attack drives United Nations forces to the sea.

Testing the force of naval guns and warships developed to overpower the enemy at sea.

Thirty years after the American Revolution, Britain threatens the independence and sovereignty of its former colonies; this war leaves the Capitol in flames, inspires the national anthem and sees the United States emerge as a world power.

Regain independence and enjoy greater mobility with the compact design and long-lasting battery of portable oxygen.

Trusted brand Jacuzzi Bath Remodel and interior designer Christina Hall share their secrets on how you can easily and affordably transform your bathroom into a gorgeous custom, safe, stylish space in 1 day! Call for a FREE quote & installation.

Regain independence and enjoy greater mobility with the compact design and long-lasting battery of portable oxygen.

Every five seconds there's a victim of identity theft; LifeLock helps alert, restore identity and reimburse lost funds-leading the way in protecting families every day.

An unexpected North Korean attack drives United Nations forces to the sea.

Testing the force of naval guns and warships developed to overpower the enemy at sea.

Thirty years after the American Revolution, Britain threatens the independence and sovereignty of its former colonies; this war leaves the Capitol in flames, inspires the national anthem and sees the United States emerge as a world power.

China's master shipbuilders create some of the most powerful warships and greatest fleets of the ancient world.

Asian battle elephants and Europe's medieval knights in armor demonstrate people in the past understood the modern tank's principles combining protection, speed and firepower; ancient antitank weapon.

An unexpected North Korean attack drives United Nations forces to the sea.

Testing the force of naval guns and warships developed to overpower the enemy at sea.

Thirty years after the American Revolution, Britain threatens the independence and sovereignty of its former colonies; this war leaves the Capitol in flames, inspires the national anthem and sees the United States emerge as a world power.

Personal profiles of two iconic leaders of the Civil War indicate how these men changed the course of American history.