abstract:Wadi Al-Hitan (, "Whales Valley") is a paleontological site in the Al Fayyum Governorate of Egypt, some 150 km southwest of Cairo.Wadi Al-Hitan (Whale Valley) - World Heritage Site - Pictures, info and travel reports It was designated a UNESCO World Heritage Site in July 2005 for its hundreds of fossils of some of the earliest forms of whale, the archaeoceti (a now extinct sub-order of whales).