What On Earth?

Satellite images of California�s Mojave Desert show a bizarre array of lines in the dirt, covering an area of several miles. It looks like the layout of a large town, but there are no buildings, no people. Was this place simply wiped off the map?

NASA astronaut Mike Barratt describes photographing a strange ring in the ice on the world's oldest lake from the International Space Station.

At the New Agrarian School in Bigfork, Montana, three top smiths are tested like never before. After two gruelling challenges, only one will go through to the the finals.

After humanity ceases to exist, the homes we built from suburban mansions and Miami condos to rural farmhouses face a relentless siege by fire, flood, wildlife, and time.

Holy Marvels With Dennis Quaid

For thousands of years, human ingenuity has shaped awe-inspiring structures as testaments to faith. From a grand basilica in Vatican City and towering monuments of ancient Egypt to a legendary Biblical tower and a lost city in the clouds of Peru.

Curse of Skinwalker Ranch

Investigations begin on Skinwalker Ranch, with members of the team confronting a secret that Dr Travis Taylor has had to keep from them for the past two years, before conducting an aerial experiment that reveals shocking and disturbing phenomena.

Back in San Bernardino, Kenny uses an old friend’s tactics to land the right unit, Brandi muscles through a dusty locker, Ivy digs deeper, and Rene and Casey gamble on a massive room.

Pawn Stars

When a seller whips into the shop with an "Energy Dome" hat made for the band DEVO, will Rick's offer top the charts? And later, Rick's intrigued by a signed George Washington letter. But will the asking price cause him to start a rebellion?

What On Earth?

Satellite images of California�s Mojave Desert show a bizarre array of lines in the dirt, covering an area of several miles. It looks like the layout of a large town, but there are no buildings, no people. Was this place simply wiped off the map?

NASA astronaut Mike Barratt describes photographing a strange ring in the ice on the world's oldest lake from the International Space Station.

At the New Agrarian School in Bigfork, Montana, three top smiths are tested like never before. After two gruelling challenges, only one will go through to the the finals.

After humanity ceases to exist, the homes we built from suburban mansions and Miami condos to rural farmhouses face a relentless siege by fire, flood, wildlife, and time.

Holy Marvels With Dennis Quaid

For thousands of years, human ingenuity has shaped awe-inspiring structures as testaments to faith. From a grand basilica in Vatican City and towering monuments of ancient Egypt to a legendary Biblical tower and a lost city in the clouds of Peru.

Curse of Skinwalker Ranch

Investigations begin on Skinwalker Ranch, with members of the team confronting a secret that Dr Travis Taylor has had to keep from them for the past two years, before conducting an aerial experiment that reveals shocking and disturbing phenomena.

Back in San Bernardino, Kenny uses an old friend’s tactics to land the right unit, Brandi muscles through a dusty locker, Ivy digs deeper, and Rene and Casey gamble on a massive room.

Pawn Stars

When a seller whips into the shop with an "Energy Dome" hat made for the band DEVO, will Rick's offer top the charts? And later, Rick's intrigued by a signed George Washington letter. But will the asking price cause him to start a rebellion?

Every major civilisation believed in curses, and their power to inflict harm on the unsuspecting. People are still afraid of walking into a cursed place or touching a reportedly-cursed object. If curses are real, what brings them into existence?

The world is full of stunning displays of natural phenomena that are so spectacular and, at times, so strange they defy conventional wisdom. Can science explain Earth's mysteries? Or does human knowledge of the Earth only scratch the surface?

Throughout history, many have claimed to be able to see into the future. These mystics, prophets, and clairvoyants received visions of events that changed the course of history. But what did their prophecies reveal?

There have been countless sightings of bizarre creatures. Based on eyewitness accounts, they can only be described as monsters that cannot be explained by science. Is it possible that there are terrifying monsters lurking in the shadows?

Thousands of people report witnessing UFOs. A majority of these strange and disturbing incidents take place in the same locations. Is it possible that extraterrestrial spacecraft are repeatedly visiting Earth at so-called "UFO Hot Spots?"

There are ancient structures that defy explanation because even with today's technology they would be nearly impossible to duplicate. How were ancient civilisations able to build such extraordinary structures? And what purpose did they serve?

Treasure hunter Darrell Miklos and his team make a discovery far older than they expected. Later, new evidence emerges suggesting that the team may have uncovered a long-lost battle at Target 4.

Racing an incoming hurricane, Darrell Miklos and his team are forced to make tough choices. But after a season-long search, they locate the source of the massive magnetometer hit recorded at Target 4.

Apocalypse D-Day

The Allies aim to end Hitler's domination of Western Europe. In the south of England, troops are being trained in the greatest secrecy for a gigantic amphibious operation.

Apocalypse D-Day

Thanks to a lull in the weather, the Allied armada launches an assault on the Normandy coast. On the five landing beaches, barges unload soldiers in successive waves.

Every major civilisation believed in curses, and their power to inflict harm on the unsuspecting. People are still afraid of walking into a cursed place or touching a reportedly-cursed object. If curses are real, what brings them into existence?

The world is full of stunning displays of natural phenomena that are so spectacular and, at times, so strange they defy conventional wisdom. Can science explain Earth's mysteries? Or does human knowledge of the Earth only scratch the surface?