Photomontage taken on Nov 26, 2021 shows star trails over the Bent Pyramid in Giza, Egypt. The Bent Pyramid with a history of more than four thousand years is located at Dahshur royal necropolis in Giza, south of Cairo. The pyramid belongs to Old Kingdom's Pharaoh Sneferu, and it was named as the "Bent Pyramid" or "the Pyramid with Two Angles" for having two different angles of inclination from base to top.Photo:Xinhua