In this free episode, discover the truth of the Aztec's deadliest temple, Hitler's secret treasure, and the curse of the holy grail. Join William Shatner as he hosts a carnival of weird and wonderful treasures from throughout history. The UnXplained with William Shatner explores the world’s most fascinating, strange and inexplicable mysteries. Have you ever wondered how people survive the seemingly un-survivable? Or why the brain is even more powerful than we’ve dared to realise, with a whole range of sensory abilities and skills which we are only just beginning to tap into? Join William Shatner on his journey into the strange and fascinating.