Josh Gates travels to the deserts of Sudan to dive the flooded pyramid tomb of a king. The murky water provides zero visibility, and the pyramid is at risk of collapse -- but the dive could unlock the mystery of a civilization that once conquered Egypt.

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.

Risking life and limb, 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.

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.

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.

Pushing into remote jungles, Josh investigates one of the 20th century's biggest heists - looting of Cambodian statues worth hundreds of millions; Josh rappels into a crumbling pyramid and digs up a treasure trove of missing monuments.

A clandestine meeting with a Cambodian looter puts Josh on the trail of multi-million-dollar stolen monuments; Josh dives into a murky moat, where he unearths a priceless lost statue and a missing piece of a national treasure.