Temple of the Mountain

The is a large temple and sacred place for the  of Yamagakure in the Land of Mountains. Those that master the teachings here can be trained under the sages, who act as the temple's masters, in order to acquire Sage Mode.

Overview
Only shinobi with particularly powerful chakra can train under the monks at the temple. The sages that control the temple had perfected a way to utilize senjutsu without training with a specific animal, becoming a conduit for shinobi in the Land of Mountains to learn Sage Mode. Basic training, given by the monks, entails training in the arts of the Yin-Yang Release.