Heijo Palace Nara, was the imperial palace of Japan from 710 until 784. The remains of the palace was established as a UNESCO World Heritage Site in 1998 . The palace grounds were based on Xi'an the Tang Dynasty capital of China, which was concurrently, the time when Nara was capital of Japan. When Kyoto became capital, Nara's Imperial Palace was abandoned. The ravages of time and elements destroyed the buildings though much of it was rebuilt for Nara’s 1300 Year Anniversary festivities held in 2010.