Giza was a city and plateau in Egypt, home to the Great Pyramids, a wonder of the ancient world, as well as the Sphinx.
The Stargate was also found here in 1928. (Stargate)
Giza in 3000 B.C.
SG-1 traveled back in time to Giza in 3000 B.C. in the Time Jumper when Ra still ruled there. (SG1: "Moebius, Part 1", "Moebius, Part 2")
In chronological order: