Expedition Unknown

Archaeologist and paranormal researcher Josh Gates hunts for hidden treasures and lost artifacts around the world, searching for evidence of King Arthur's existence and narrowly escaping death while descending into underground caves. Josh reconstructs the story of the legendary Robin Hood by exploring the tunnels through which he escaped imprisonment, and then travels to Eastern Europe to study legends about vampires. He also searches the ocean floor near the Cayman Islands and the coast of North Carolina in search of the legendary pirate Blackbeard's treasure...