The Viking Lander may have found life on Mars. Meanwhile, how can a starship be spotted in the Aurora Borealis? And what exactly are NASA's mysterious Moon Pigeons?
The team head to Michigan to answer a call from a woman who claims a Bigfoot threw a log at her moving car. Could this be their most successful mission yet?
Andrew Zimmern retraces the footsteps of Lewis and Clark in the Pacific Northwest. He tries Pacific lampreys, forages for barnacles and harvests sea salt.
Andrew Zimmern travels across the globe to try the world's most exotic foods. He visits markets and restaurants to sample incredible and whacky cuisines.
Gold is one of the most valuable treasures on Earth. Since ancient times, man has gone to extreme lengths to get it. But where is most of the gold today, and who owns it?
Mykel and Ruth return with more survival scenarios which see them left deep in the mountainous high desert of Southern California, where they must dine on tarantulas and scorpions.
Don Wildman investigates a mathematically gifted horse, examines one of the first automobiles and unveils secrets of a mysterious underground corkscrew.
Josh Gates goes to the Cambodian jungle to explore the lost city of the Khmer Empire. He seeks a mystical relic believed to hold the power to incinerate enemies.
Chris and Casey trek into the heart of Alaska to recover a lost plane that crashed whilst carrying two politicians onboard. Can they solve the 47-year-old mystery?
Andrew Zimmern travels across the globe to try the world's most exotic foods. He visits markets and restaurants to sample incredible and whacky cuisines.
As seasons change in McCarthy, the town is haunted by its darkest day. The icy ground thaws into a quagmire, and old-timer Tim Mischel is marooned at his remote cabin.
Most of the Founding Fathers and fourteen Presidents were Freemasons. Some say Washington DC is laid out as a Masonic code. What other secrets are the Masons hiding?
Josh Gates goes to the Cambodian jungle to explore the lost city of the Khmer Empire. He seeks a mystical relic believed to hold the power to incinerate enemies.
When astronaut Leroy Chao's high-risk spacewalk is interrupted by bright lights flying past, it sparks a major investigation. Could alien life forms be to blame?
Bigfoot experts are called to Prince of Wales Island, Alaska to investigate a recent spike in Sasquatch activity. But can they track the elusive beast?
Don Wildman travels across America in search of answers about dinosaurs. During his travels, he reveals why it is important to understand one of Earth's greatest mysteries.
Josh treks the Inca Trail through the Andes and into the Peruvian Amazon in search of a mythical city of gold. His journey takes a detour to the ruins of Machu Picchu.
Is there an explanation for the gruesome death of nine young Russian adventurers in the Ural Mountains in 1959? And in Siberia 50 years on has there been another sighting?
A secret part of history has remained hidden, locked away for centuries in the hulls of ships in New York or in the depths of an abandoned copper mine.
A team of outdoorsmen is taking on the challenge of exploring the Alaska Triangle to uncover proof of the cryptic creatures thought to be living there.
After following a pack of infamous Grunch into the middle of the swamp in unsettled weather, Elliot and his team realise that the hunter has become the hunted.
Is there an explanation for the gruesome death of nine young Russian adventurers in the Ural Mountains in 1959? And in Siberia 50 years on has there been another sighting?