The History Channel HD

Empire Builders brings to life Great Empires, discovering how they were built, for what purpose, and what they reveal about the empire's rise and fall.

Explore Guantanamo, China's railway through buildings, and Washington, D.C.'s largest museum complex. Discover Poland's mysterious forest, the world's largest apartment building.

It's all in the family in Moreno Valley, as Emily brings along her cowboy husband. Ivy is displeased at Mary's fraternization with the auctioneer.

Scientists are continually challenged by unidentified strains of bacteria with mysterious origins. Is it possible that ancient aliens as small as microbes have shaped human history?

Mysterious legends and crumbling ruins are all that is left of Earth's lost worlds. But could there be proof of alien visitors hidden among the artefacts of civilisations that have long vanished?

A new couple, Scott and Chrissy, force their way onto Brandon and Lori's turf. A set of wrapped pallets challenges even the most experienced buyers-does the plastic sheeting cover up garbage... or gold?

Jesse knows you don't strike it big if you play it safe, so he gambles on a safe he hopes will pay off big time. Then, Lori's fiery bid on a lackluster unit brings out a dragon's roar from Brandon.

Empire Builders brings to life Great Empires, discovering how they were built, for what purpose, and what they reveal about the empire's rise and fall.

Perhaps the hardest society to crack - Le Cercle goes all the way to the top. Heads of state. Intelligence operatives. Chiefs of industry. Vatican envoys.

What happens behind the closed doors of Masonic lodges? How are members initiated?

More than 4,000 years old, the pyramids of Egypt are among Earth's most celebrated architectural marvels. But no one fully understands how or why they were built.

It's back to the Forged in Fire Gladiator's Arena for two more ferocious one-on-one battles. Up for grabs is the greatest prize ever awarded in the Forge: $75,000.

The defending champion has taken down two opponents, including a two-time Gladiator of the Forge. Now it's time for a new challenger and a new weapon - the deadly Sica.

Rick and Chum get fired up when they head to the desert with the shop's newest firearm.

The Vegas Ladies show up in 'Bourgie Brea,' and find the place fascinating. Mary decides to deal with her storage stress by introducing a bit of yoga into her routine.

This time in Victorville, Ivy lets Ivy Jr. run the operation. Kenny feels run down and lacks focus. Mary, Shana and Edwina just can't seem to make anything stick.

It's a momentous occasion in Van Nuys for Darrell. Ivy starts his day with an unwelcome bang. Brandi & Jarrod wonder whether their unit will bring clear skies or clouds.

Lauro begins the 1,000-mile Iditarod with his sixteen-dog team, pitted against harsh conditions and rugged terrain in one of the toughest races on earth.

Ashley and Anna try to knock Troy off his throne in his backyard. Daniel's plan falls to pieces. Leron and Porkchop call in reinforcements. Troy and Pickle risk their lives to hunt in Deadwood.

What kind of society includes Bram Stoker, Sir Arthur Conan Doyle, and H.P. Lovecraft as a member? The Hermetic Order of the Golden Dawn dabbled in the occult.

In their time, the Farne Islands have been home to immense numbers of seals and seabirds, early Christian communities and the first attack by terrifying Viking raiders.

The defending champion has taken down two opponents, including a two-time Gladiator of the Forge. Now it's time for a new challenger and a new weapon - the deadly Sica.

Rick and Chum get fired up when they head to the desert with the shop's newest firearm.

It's a momentous occasion in Van Nuys for Darrell. Ivy starts his day with an unwelcome bang. Brandi & Jarrod wonder whether their unit will bring clear skies or clouds.

Lauro begins the 1,000-mile Iditarod with his sixteen-dog team, pitted against harsh conditions and rugged terrain in one of the toughest races on earth.

Ashley and Anna try to knock Troy off his throne in his backyard. Daniel's plan falls to pieces. Leron and Porkchop call in reinforcements. Troy and Pickle risk their lives to hunt in Deadwood.

Mysterious legends and crumbling ruins are all that is left of Earth's lost worlds. But could there be proof of alien visitors hidden among the artefacts of civilisations that have long vanished?

Explore Guantanamo, China's railway through buildings, and Washington, D.C.'s largest museum complex. Discover Poland's mysterious forest, the world's largest apartment building.

Rick and Chum get fired up when they head to the desert with the shop's newest firearm.

The Vegas Ladies show up in 'Bourgie Brea,' and find the place fascinating. Mary decides to deal with her storage stress by introducing a bit of yoga into her routine.

This time in Victorville, Ivy lets Ivy Jr. run the operation. Kenny feels run down and lacks focus. Mary, Shana and Edwina just can't seem to make anything stick.

It's a momentous occasion in Van Nuys for Darrell. Ivy starts his day with an unwelcome bang. Brandi & Jarrod wonder whether their unit will bring clear skies or clouds.

Rick and Chum get fired up when they head to the desert with the shop's newest firearm.

The defending champion has taken down two opponents, including a two-time Gladiator of the Forge. Now it's time for a new challenger and a new weapon - the deadly Sica.

Lauro begins the 1,000-mile Iditarod with his sixteen-dog team, pitted against harsh conditions and rugged terrain in one of the toughest races on earth.

Ashley and Anna try to knock Troy off his throne in his backyard. Daniel's plan falls to pieces. Leron and Porkchop call in reinforcements. Troy and Pickle risk their lives to hunt in Deadwood.

Visit a remarkable South Korean prison, explore unusual islands worldwide, and discover Bangkok's Ghost Tower. Meet the strong men of Jakabol Gym and delve into Xinjiang's Chili harvest in China.

It's a momentous occasion in Van Nuys for Darrell. Ivy starts his day with an unwelcome bang. Brandi & Jarrod wonder whether their unit will bring clear skies or clouds.

Mysterious legends and crumbling ruins are all that is left of Earth's lost worlds. But could there be proof of alien visitors hidden among the artefacts of civilisations that have long vanished?

Throughout history, advances in technology have led to the development of powerful weapons. Were these weapons the product of human innovation, or were they created with help from otherworldly source?

Lauro begins the 1,000-mile Iditarod with his sixteen-dog team, pitted against harsh conditions and rugged terrain in one of the toughest races on earth.

Ashley and Anna try to knock Troy off his throne in his backyard. Daniel's plan falls to pieces. Leron and Porkchop call in reinforcements. Troy and Pickle risk their lives to hunt in Deadwood.

What kind of society includes Bram Stoker, Sir Arthur Conan Doyle, and H.P. Lovecraft as a member? The Hermetic Order of the Golden Dawn dabbled in the occult.

In their time, the Farne Islands have been home to immense numbers of seals and seabirds, early Christian communities and the first attack by terrifying Viking raiders.

For centuries, this area of the Atlantic has been the most notorious stretch of ocean on Earth. Ships, planes, and unsuspecting travellers have been lost without trace.

The defending champion has taken down two opponents, including a two-time Gladiator of the Forge. Now it's time for a new challenger and a new weapon - the deadly Sica.

Our defending champion has four wins under his belt but will face his toughest challenge yet in forging the weapon used to assassinate Julius Caesar - the Pugio Dagger.

A Bruno Mars platinum album spins into the shop. Can Corey land a funky deal, or will he get locked out of negotiations? Rick calls Dennis Quaid to help authenticate a signed poster.

It's a long way to Murietta, and Dave is counting on his competition being unwilling to buy a big locker they need to move.

The buyers head to Torrance, where Dave sees his profits grow - amongst other things. Mary finds clothes that don't fit her, which turns out to be a good thing.

Overwhelmed by the sheer number of units up for auction in Rialto, Mary and Ivy wager that each can better predict final locker prices than the other.

After hearing incredible testimony about a UFO crashing on Skinwalker Ranch many years ago, the team makes a shocking discovery inside the rocky Mesa.

The team is thrilled yet concerned when the investigation of the Golden Egg, an area that scientific evidence suggest the legendary riches are hidden.

At the Isle of Lewis in the Outer Hebrides, we visit the 5,000-year-old standing stones of Callanish, look at traditional Scottish blackhouses and highland cattle, and cut peat with a modern crofter.

At Rathlin Island, the third episode of the series visits a neolithic stone tool factory, a unique 'upside-down' lighthouse, and a WW2 shipwreck.

Our defending champion has four wins under his belt but will face his toughest challenge yet in forging the weapon used to assassinate Julius Caesar - the Pugio Dagger.

A Bruno Mars platinum album spins into the shop. Can Corey land a funky deal, or will he get locked out of negotiations? Rick calls Dennis Quaid to help authenticate a signed poster.

It's back to the Forged in Fire Gladiator's Arena for two more ferocious one-on-one battles. Up for grabs is the greatest prize ever awarded in the Forge: $75,000.

The defending champion has taken down two opponents, including a two-time Gladiator of the Forge. Now it's time for a new challenger and a new weapon - the deadly Sica.

Our defending champion has four wins under his belt but will face his toughest challenge yet in forging the weapon used to assassinate Julius Caesar - the Pugio Dagger.

Viking combat ships changed the course of history. Their longships brought William the Conqueror's troops to Hastings, adventurers to North America and raiders to plunder the Saxon kingdoms.

Taking an in-depth look at the stories in history of fame, such as Rolls Royce, Marilyn Monroe, Muhammad Ali, the Crown, left-wing militant guerrillas like the Red Army Faction, and the Beatles.

After hearing incredible testimony about a UFO crashing on Skinwalker Ranch many years ago, the team makes a shocking discovery inside the rocky Mesa.

The team is thrilled yet concerned when the investigation of the Golden Egg, an area that scientific evidence suggest the legendary riches are hidden.

A blade rumoured to belong to a Japanese World War II admiral commands Rick's attention. Can he cut a deal, or will the negotiations be pointless?

Lauro begins the 1,000-mile Iditarod with his sixteen-dog team, pitted against harsh conditions and rugged terrain in one of the toughest races on earth.

Ashley and Anna try to knock Troy off his throne in his backyard. Daniel's plan falls to pieces. Leron and Porkchop call in reinforcements. Troy and Pickle risk their lives to hunt in Deadwood.

A secret bunker below the Kremlin, a sanctuary in the coastal forests of Sochi and a hidden second Metro in Russia's capital are just some of the bunkers developed for Stalin.

The men who have served as President of the United States are celebrated as esteemed leaders. But there are many bizarre tales involving them.

Most of the world's holiest places sit in plain sight. But there are some hidden deep underground. Why were they concealed? And what mysteries have we unearthed in these subterranean sacred spaces?

Mary, the mother of Jesus, is torn between protecting her son and letting him go to fulfil his destiny when the time is right, until Jesus is thirty, only she and Joseph know his mission.

Caiaphas, High Priest of Jerusalem and religious leader of the Jewish people, faces an impossible dilemma. Caiaphas must judge how great a provocation Jesus poses.

This time, Darrell might be at risk of losing the title of 'The King of Montebello'. Brandi and Jarrod find their way back to the auction.

The parking lot is tiny in Van Nuys, and Mary needs a little help managing it. Ivy is on the prowl for a bike - ANY bike.