Background of KEGON falls:
Kegon Falls (華厳滝 Kegon Taki) is located at Lake Chūzenji (source of the Oshiri River) in Nikkō National Park near the city of Nikkō, Tochigi Prefecture, Japan. The falls were formed when the Daiya River was rerouted by lava flows. The main falls had a height of approximately 97 metres (318 ft) and about twelve smaller waterfalls are situated behind and to the sides of Kegon Falls, leaking through the many cracks between the mountain and the lava flows.
Background of Budha temple: Nikkō Tōshō-gū (日光東照宮) is a Tōshō-gū Shinto shrine located in Nikkō, Tochigi Prefecture, Japan. Together with Futarasan Shrine and Rinnō-ji, it forms the Shrines and Temples of Nikkō UNESCO World Heritage Site, with 42 structures of the shrine included in the nomination. Five of them are designated as National Treasures of Japan, and three more as Important Cultural Properties.