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Akan Mashu National Park

Hokkaidō, Japan · built 1934

Akan Mashu National Park (Akan Mashū Kokuritsu Kōen) is a national park located on the island of Hokkaido, Japan. Along with Daisetsuzan National Park, these are the two oldest national parks in Hokkaido. The park was established December 4, 1934. Akan is an area of volcanic craters and forests, covering 90,481 hectares (904.81 km2). The park is famous for its crystal clear lakes, its hot springs, and its large marimo. It is the only place where marimo of appreciable size form naturally in Japan.

Park data from Wikidata (CC0). Summary from Wikipedia (CC BY-SA).

Other city parks in Japan