When a mummy is discovered on an abandoned boat, investigators struggle to explain where it came from. Jeremy Wade reveals what happened.

Jeremy Wade reveals the new deep-sea discoveries that might prove the existence of the infamous giant squid. Is this underwater monster the legendary kraken?

Jeremy Wade investigates if one of the Bermuda Triangle's most infamous disappearances was part of a conspiracy by a secret agent at war with the US.

Jeremy Wade explores the sinking of the mighty SS Fitzgerald. Can new discoveries finally tell us what led to one of the biggest catastrophes on the Great Lakes?

Jeremy explores an incredible underwater discovery in the Arctic. Plus, he reveals details of a high-speed chase between a narco sub and the US Coast Guard.

Jeremy Wade explores how fresh insights into ancient boat building techniques shed new light on the truth behind the biblical story of Noah's Flood.

Jeremy explores a new theory that could explain what happens in the world's most infamous stretch of water. Is this enduring mystery about to be solved?

Jeremy explores a perfectly preserved 140-year-old wreck at the bottom of the Great Lakes. And, what's the dark secret buried inside a Nazi submarine?

Jeremy explores the loss of a NASA space capsule deep in the Atlantic. And, what is the underwater secret behind ship disappearances in the Devil's Sea?

Jeremy Wade explores a shipwreck that could hold stolen Nazi treasure. Footage shows the moment a modern-day freight ship snaps in two in the Black Sea.

Jeremy Wade explores the dark secrets of a 150-year-old shipwreck off the Mexican coast. Next, he uncovers a boiling river hidden deep in the Amazon.

Jeremy looks at a puzzling military defeat - the Battle of Actium. Next, he examines what could be the first recorded case of a whale rescuing a human.

Jeremy Wade explores the tragic sinking of the cruise ferry MS Estonia. He investigates new footage that casts doubt on the official version of events.

Jeremy explores aircraft debris that may be linked to the disappearance of Amelia Earhart. Plus, he examines an ancient anchor in the Mediterranean.

Jeremy Wade explores a ground-breaking scientific discovery that could change everything known about the most infamous shipwreck, the Titanic.

Jeremy investigates an accident involving a nuclear submarine on a secret mission. Also, scientists investigate ancient human remains in a lake in Finland.

Jeremy explores the strange disappearance of an Indonesian submarine. Also, a hoard of riches is found inside the wreck of an 18th-century Dutch vessel.