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
Exploration of the Valley of the Kings original tomb owners. In tomb KV17, they removed wall decorations, which are now on display in the Louvre in Paris. In 1845-1846 the valley was explored by Karl Richard Lepsius's expedition; they explored and documented twenty-five in the main valley and four in the west. The second half of the century saw a more concerted effort to preserve rather than simply gathering antiquities. Auguste Mariette's Egyptian Antiquities Service started to explore the valley, first with Eugène Lefébure in 1883, then Jules Baillet and Georges Bénédite in early 1888, and finally Victor Loret in 1898 to 1899. Loret added a further