Valley of the Kings public. At the same time, powerful and influential nobles began to be buried with the royal family; the most famous of these tombs is the joint tomb of Yuya and Tjuyu, KV46. They were possibly the parents of Queen Tiy. Until the discovery of the tomb of Tutankhamun, this was the best-preserved of the tombs that had been discovered in the Valley. The return of royal burials to Thebes after the end of the Amarna period marks a change to the layout of royal burials, with the intermediate 'jogged axis' gradually giving way to the 'straight axis' of later dynasties.
Valley of the Kings and KV46, although both KV62 and KV46 were robbed soon after their actual closure) were undisturbed during this period. Most of the tombs are not open to the public (18 of the tombs can be opened, but they are rarely open at the same time), and officials occasionally close those that are open for restoration work. The number of visitors to KV62 has led to a separate charge for entry into the tomb. The West Valley has only one open tomb—that of Ay—and a separate ticket is needed to visit this tomb. The tour guides are no longer allowed to