나가노 현 지고쿠다니 몽키공원에는 자연 온천에서 목욕하는 원숭이들로 유명하다.
Jigokudani Monkey Park (地獄谷野猿公苑, Jigokudani Yaen Kōen) is located in Yamanouchi, Nagano Prefecture, Japan. It is home to Japan's revered snow monkeys (wild Japanese macaque).
The enclosure is part of the Joshinetsu Kogen National Park, and is located in the valley of the Yokoyu-River, in the northern part of the prefecture. [Wikipedia]