Reservoir re-housed, historical artifacts moved or rare environments relocated. Examples include the temples of Abu Simbel (which were moved before the construction of the Aswan Dam to create Lake Nasser from the Nile in Egypt), the relocation of the village of Capel Celyn during the construction of Llyn Celyn, and the relocation of Borgo San Pietro of Petrella Salto during the construction of Lake Salto. Construction of a reservoir in a valley will usually need the river to be diverted during part of the build, often through a temporary tunnel or by-pass channel. In hilly regions, reservoirs are often constructed by
Egyptian temple Nubian Monuments from Abu Simbel to Philae—have been designated by UNESCO as World Heritage Sites. The Egyptian government is working to balance the demands of tourism against the need to protect ancient monuments from the harmful effects of tourist activity. Archaeological work continues as well, as many temple remains still lie buried and many extant temples are not yet fully studied. Some damaged or destroyed structures, like the temples of Akhenaten, are even being reconstructed. These efforts are improving modern understanding of Egyptian temples, which in turn allow better understanding of ancient Egyptian society as a whole. Egyptian temple Egyptian