Available on HBO Max

Expedition Unknown chronicles the adventures of Josh Gates as he investigates iconic mysteries across the globe. Gates begins by interviewing key eyewitnesses and uncovering recent developments in the story, then springboards into a fully immersive exploration. This authentic, roughshod adventure leads Gates closer to the truth behind these unanswered global enigmas, such as the disappearance of Amelia Earhart’s plane.

Reality · 2015 · 44 min

Starring Evan B. Stone , Jessica Chobot , Aidan Dodson

EPISODE 1

Sunken Pyramids of the Nile

Josh Gates takes on the flooded pyramid tomb of a king; he braves murky waters and scales a mountain to locate the king's mummified remains and to unlock the mysteries of a civilization that once conquered Egypt.

41 min · 25 May 2023
EPISODE 2

Mystery of the Flooded Pyramid

The conclusion to Josh Gates' dive into a Kush king's flooded pyramid tomb; Josh scales a mountain to learn how the Kingdom of Kush conquered Egypt and braves the murky waters for one more dive to find the king's mummified remains.

41 min · 1 Jun 2023
EPISODE 3

Lost City of the Gospels

Josh travels to the Holy Land to find a lost city where Jesus performed many miracles and is home to three apostles; while investigating competing sites that claim to be the lost city, Josh reveals an inscription that hasn't been seen in 1,400 years.

41 min · 8 Jun 2023
EPISODE 4

Treasure of the Pirate King

Josh finds treasure from the greatest score in pirate history; the most feared pirate of his time, Henry Avery stole a fortune worth more than $100 million today; Josh leaps into the frigid North Atlantic to recover Avery's riches.

41 min · 15 Jun 2023
EPISODE 5

Great Lakes' Vanished Warships

Diving into Lake Superior, Josh has brand-new intel that may finally solve a 100-year-old mystery: the resting place of two WW1 minesweepers; on their way to combat German mines in the Atlantic, the warships sank and took the lives of 79 sailors.

41 min · 22 Jun 2023
EPISODE 6

Hunt for Spain's King Arthur

Plunging hundreds of feet below ground, Josh explores Spain's treacherous La Garma cave system and finds a floor littered with human remains more than 1,000 years old; Josh's deep dive is a quest for scientific proof of Spain's legendary King Pelayo.

41 min · 29 Jun 2023