Valley of the Kings Baillet has located over 2,100 Greek and Latin instances of graffiti, along with a smaller number in Phoenician, Cypriot, Lycian, Coptic, and other languages. The majority of the ancient graffiti is found in KV9, which contains just under a thousand of them. The earliest positively dated graffiti dates to 278 B.C. In 1799, members of Napoleon's expedition to Egypt (especially Dominique Vivant) drew maps and plans of the known tombs, and for the first time noted the Western Valley (where Prosper Jollois and Édouard de Villiers du Terrage located the tomb of Amenhotep III, WV22). The "Description de l'Égypte" contains
Valley of the Kings the actual tomb of Tutankhamun (KV62) in November 1922. Various expeditions have continued to explore the valley, adding greatly to the knowledge of the area. In 2001 the Theban Mapping Project designed new signs for the tombs, providing information and plans of the open tombs. The earliest tombs were located in cliffs at the top of scree slopes, under storm-fed waterfalls (KV34 and KV43). As these locations were filled, burials descended to the valley floor, gradually moving back up the slopes as the valley bottom filled with debris. This explains the location of the tombs KV62 and KV63 buried in