Philae Philae Philae (; , , Egyptian: "p3-jw-rķ' or 'pA-jw-rq"; Coptic: ) is an island in the reservoir of the Aswan Low Dam, downstream of the Aswan Dam and Lake Nasser, Egypt. Philae was originally located near the expansive First Cataract of the Nile in Upper Egypt and was the site of an Egyptian temple complex. These rapids and the surrounding area have been variously flooded since the initial construction of the Aswan Low Dam in 1902. The temple complex was dismantled and moved to nearby Agilkia Island as part of the UNESCO Nubia Campaign project, protecting this and other complexes
Risks to the Glen Canyon Dam of between 500–700 years. Glen Canyon Dam is a concrete arch dam on the Colorado River in northern Arizona in the United States, just north of Page. The dam was built to provide hydroelectricity and flow regulation from the upper Colorado River Basin to the lower. Its reservoir is called Lake Powell, and is the second largest artificial lake in the country, extending upriver well into Utah. The dam is named for Glen Canyon, a colorful series of gorges, most of which now lies under the reservoir. Construction of Glen Canyon Dam started in 1956 and was not finished until