Who built the Pyramids? Were they designed only as royal tombs? How were they built to such precise measurements? The Great Pyramids of Giza remain the world's most perplexing enigma. For over 4,000 years they have withstood the sands of time, casting a spell that even science cannot break. Through stunning film, interviews with experts and vivid reenactments, you'll witness the actual step-by-step process Egyptian embalmers used in the preparation of mummies to ensure immortality. You'll discover the journey of the Pharaohs into the afterlife and probe the obsessions that led the greatest kings of this powerful ancient civilization to build monuments designed to last for eternity.

• Documentary