The Temple of Luxor is an important site that provides testimony to Egyptian history from the 18th dynasty until the 14th century AD. It was later transformed into a mosque. The Temples of Abu Simbel consist of two rock-cut temples dating to the reign of Ramesses II from the 13th century BC. They were relocated in the 1960s when Lake Nasser was created by the Aswan High Dam to prevent flooding. The Lighthouse of Alexandria, also known as the Pharos of Alexandria, was located in the city of Alexandria named after Alexander the Great.