Abu Simbel temples The temple was forgotten until 1813, when Swiss orientalist Jean-Louis Burckhardt found the top frieze of the main temple. Burckhardt talked about his discovery with Italian explorer Giovanni Belzoni, who travelled to the site, but was unable to dig out an entry to the temple. Belzoni returned in 1817, this time succeeding in his attempt to enter the complex. A detailed early description of the temples, together with contemporaneous line drawings, can be found in Edward William Lane's "Description of Egypt" (1825–1828). In 1959, an international donations campaign to save the monuments of Nubia began: the southernmost relics of this
Prince Sadruddin Aga Khan Nations Educational, Scientific and Cultural Organization (UNESCO) in 1958, and became the Executive Secretary to its International Action Committee for the Preservation of Nubia in 1961. This initiative brought together archaeologists from Eastern Europe and the West at the height of the Cold War. The construction of the Aswan Dam threatened ancient Egyptian treasures including Abu Simbel, the temples of Philae and Kalabsha, and the Christian churches of Nubia. He would later describe it as "one of UNESCO's great achievements" because of the challenging historical context in which it took place—in particular the ongoing tensions in the Middle East and