An curved arrow pointing right. Lake Baikal in Siberia is the oldest and deepest freshwater lake in the world. It is frozen for up to five months a year and its ice is so thick cars often drive ...

"It’s been a warm winter in Baikal, as observed from space," Roscosmos said in comments to its posted pictures. "The lake is still without a solid ice cover." "Roscosmos' Meteor-M satellite ...