World Heritage sites
Favourite current and should-be World Heritage sites - mainly places I have been and some I hope to see
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The Sphinx is generally accepted to have been built along with the Pyramids of Giza around 2500 BC. But, the Sphinx today has a vertical weathering profile in the limestone trench surrounding it. This erosion, according to geology, could only be the result of prolonged rainfall, in contrast to the dry weather experienced in Egypt since 2500 BC. Based on the climatic evidence, a geologist at Boston University, estimated it between 9,000 to 12,000 years old, when climate was wetter
Lost city of Great Zimbabwe stands as the most important archaeological site yet found in sub-Saharan Africa. Though historians are still seeking answers about the origin and purpose of the city, evidence suggests the Shona, ancestors of the modern Bantu, built it beginning around A.D. 1250 and that it served as a spiritual center.