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 (Tibet) of all the kings from "Srong-brtsan-sgam-po" to "Khri-lde-srong-brtsan", including two princes . . . ." Other sources, however, have indicated that there are actually nine mounds rather than eight or ten. The kings believed to be buried at the site include Songtsen Gampo (the founder of the Tibetan Empire), Nansong Mangsten, Tridu Songtsen, Gyangtsa Laban, Tride Tsugtsen, Trisong Detsen, Muni Tsangpo and Tritsu Detsen. Two stone lion steles were erected at the front of the Valley of the Kings. Although one has been destroyed, the other is intact except for a broken leg. The lion is 1.55 meters high and