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,
Kazimierz Michałowski were discovered under the "church of the columns". The second building based on the cruciform plan was also explored as well as a mosque which turned out to be erected on a former royal palace and not (as previously assumed) on a Christian temple. Polish archaeologists discovered also a baptistery. Since 1966 a Polish mission was performing parallel prehistoric excavations in the vicinity the village of Gaddar. Professor Michałowski did not excavate in Abu Simbel but along with a team of Polish archaeologists he took part in the salvaging of rock temples of Pharaoh Ramesses II, which were at risk