World Heritage Site International Campaign to Save the Monuments of Nubia. This appeal resulted in the excavation and recording of hundreds of sites, the recovery of thousands of objects, as well as the salvage and relocation to higher ground of a number of important temples, the most famous of which are the temple complexes of Abu Simbel and Philae. The campaign, which ended in 1980, was considered a success. As tokens of its gratitude to countries which especially contributed to the campaign's success, Egypt donated four temples: the Temple of Dendur was moved to the Metropolitan Museum of Art in New York City,
Abu Simbel temples ancient human civilization were under threat from the rising waters of the Nile that were about to result from the construction of the Aswan High Dam. One scheme to save the temples was based on an idea by William MacQuitty to build a clear fresh water dam around the temples, with the water inside kept at the same height as the Nile. There were to be underwater viewing chambers. In 1962 the idea was made into a proposal by architects Jane Drew and Maxwell Fry and civil engineer Ove Arup. They considered that raising the temples ignored the effect of