Magical Photos of the World’s Oldest Lake Frozen Over via @Rainmaker1973
Thought to be the world's oldest lake, Lake Baikal in southern Siberia is also one of the world's deepest, and one of the clearest. Like glass spheres frozen in time, these bubbles are actually caused by methane gas produced by algae https://t.co/7EcJJ0qUIU pic.twitter.com/ZheVCmDPFs
— Massimo (@Rainmaker1973) February 12, 2018
- バイカル湖の水が凍った様子の図や動画です.