Sky 1 is briefly swallowed by a sandstorm, which causes the instruments to go insane and nearly causes Carlin to crash into a pyramid. He doesn’t appear to have pursued the UFO all the way to Cairo, but the Giza pyramids just outside the city are the only ones huge enough to pose a threat to low-flying aircraft. I’m guessing they are made-up pyramids that only exist in the UFO realm.
Omar believes the aliens are servants of Isis and Osiris, two of ancient Egypt’s most powerful gods.
Telepathically, the aliens converse with Omar. They assure him that he will ascend to the throne of Egypt. From roughly 3100 to 330 BC, ancient Egypt was controlled by a line of pharaohs.