This pond is located in the Biei region of Hokkaido, Japan. The pond was created by a dam built to protect the town from volcanic mudflows, with the blue color being an unintended but beautiful side-effect.
This pond is located in the Biei region of Hokkaido, Japan. The pond was created by a dam built to protect the town from volcanic mudflows, with the blue color being an unintended but beautiful side-effect.