Valley of the Kings is extensive. The tomb has been newly restored and opened for visitors. By the end of the New Kingdom, Egypt had entered a long period of political and economic decline. The priests at Thebes grew more powerful, and they effectively administered Upper Egypt, while kings ruling from Tanis controlled Lower Egypt. Some attempt at using the open tombs was made at the start of the Twenty-first Dynasty, with the High Priest of Amun, Pinedjem I, adding his cartouche to KV4. The Valley began to be heavily plundered, so during the Twenty-first Dynasty the priests of Amun opened most of the
Exploration of the Valley of the Kings first modern map of the valley itself, in 1743. In 1799, Napoleon's expedition (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 two volumes (out a total of 24) on the area around Thebes. European exploration continued in the area around Thebes during the 19th century, boosted by Champollion's translation of hieroglyphs early in the century. Early in the century, the area was visited by Belzoni, working for