For millennia, they have stood as sentinels of the past, marking the last resting places of the rulers of the Kingdom of the Nile. But Egypt's great pyramids have also taunted generations of engineers, who have wondered how the Egyptians managed to raise such massive structures.
Head into the Egyptian desert with a team of researchers as they test one of the most audacious theories about the construction of the pyramids yet devised. Did the ancients put their nautical skills to work in these projects, harnessing the power of the wind to climb toward heaven? Historians, scientists and engineers weigh in on this controversial theory, before a team tries to recreate the awesome accomplishments of the ancients.
