Lake Kari is located on Aragatz mountain. Its altitude is 3207m, surface area 0,12 sq. km., depth 9m.
It was formed from ice deposits. The lake mostly is surrounded by snow and its water is quite cool. From Lake Kari begins Arkashen River. There is a modern station on the shore, where space rays are studied. It was founded by Alikhanyan brothers (Artem Alikhanyan, Abraham Alikhanov) in 1942.