Join Bradley Walsh as he embarks on a once-in-a-lifetime journey through Egypt to uncover the truth behind the Great Pyramid. From alien theories to ancient engineering genius, he meets top Egyptologists to decode the secrets of the world’s most mysterious monument. Could Ancient Egyptians have supernatural abilities, and is the Great Sphinx much older than we think? This three-part series sees Bradley fulfill a lifetime’s ambition to visit the monuments of Ancient Egypt and try to understand how it could have been possible to produce such 'wonders of the ancient world' 4,500 years ago.