Mazama volcano Crater Lake, Oregon, USA.

Mazama volcano Crater Lake, Oregon, USA. The well-known crater lake in the United States. It is located in the caldera of Mount Mazama. It is the deepest crater lake in the United States - its depth is 594 m. It is fed by rain and snow, on the surface there are no sources of inflow or outflow of water, and because it is one of the cleanest lakes in the world.

Source: mirfactov.com/