Please forgive that there are a lot of similar pictures😅
@regines@mastodon.at This moss corridor is near Lake Shikotsu in Hokkaido, Japan
@fuzzylynx
there are two famous blue ponds on the island where I live.
The one in BIEI looks blue because of the aluminum component.
This pond in KIYOSATO looks blue due to extremely high transparency and white volcanic ash at the bottom.