Dr. Jacques Vallee holds multiple scientific degrees, is a best-selling author, and is one of the fathers of the internet. But he is best known for his revolutionary work in the field of UFOs, and his bold theories challenge our notions of alien life. Will Dr. Vallee's incredible work soon lead to answers about what has been happening in our skies for thousands of years?

Deep beneath the sands of Egypt lie 24 enormous sarcophagi--and every one of them is empty. What purpose might these giant tombs have served? And is it possible that the perfectly carved stone boxes--each weighing more than 70 tons--were designed not by humans... but by otherworldly visitors?