Everyone knows about these incredible sites, but did you know that several of these monuments were moved by UNESCO between 1960 and 1980 because of the rising waters of the Nile and Lake Nasser?
Instead of the famous entrance to the main temple, here's an image showing one of the three giant heads before they were put back on the rest of the statues (1960).

https://www.nationalgeographic.fr/histoire/archeologie-sauvegarde-patrimoine-mondial-unesco-incroyable-mission-qui-a-permis-de-sauver-les-temples-abou-simbel
Difficulty ***