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
Valley of the Kings as unimportant by previous investigators. The West Valley tombs often carry the prefix "WV", but they follow the same numbering system. Some of the tombs are unoccupied, others remain unidentifiable as regards to their owners, and still others are merely pits used for storage. Most of the open tombs in the Valley of the Kings are located in the East Valley, and this is where most of the tourist facilities are located. The Eighteenth Dynasty tombs within the valley vary quite a bit in decoration, style, and location. It seems that at first there was no fixed plan. The tomb