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
Abu Simbel agricultural land the entire population now depends on tourism. Since the turn of the millennium, various projects are underway with the goal of making the elevated desert regions fertile using water from the lake. Abu Simbel Abu Simbel (also Abu Simbal, Ebsambul or Isambul; or ) is a village in the Egyptian part of Nubia, about 240 kilometers southwest of Aswan and near the border with Sudan. As of 2012, it has about 2600 inhabitants. It is best known as the site of the Abu Simbel temples. The name Abu Simbel is European, a cacography of the Arabic "Abu Sunbul",