The Movie Timeline - it's like a timeline, but of movies
Stargate - timeline
A spaceship lands in the North African desert and takes a caveboy.
An interstellar teleportation device is discovered in Giza, Egypt, as well as what appear to be fossils in the stone underneath it.
Egyptologist Daniel Jackson manages to activate the Stargate; the Abydos people are freed when the alien Ra is killed by the Earth expedition.