Pyramids of Khufu and Khafre #

Pyramids of Khufu and Khafre
Licensed under PD

The Pyramids of Khufu (left) and Khafre on the Giza Plateau outside of Cairo. The former, also known as the Great Pyramid, is the largest of the pyramids and is the only one of the Seven Wonders of the Ancient World still extant.