Postcard US-8980579 jessamy U.S.A. 16 Dec, 2022 22 days 5,226 miles ditisanne Netherlands 6 Jan, 2023 Loading map... seisi2 said: posted over 1 year ago Looks like a Meteor crater? jessamy said: posted over 1 year ago Crater lake is a volcanic caldera that was formed over 7000 years ago when Mt. Mazama collapsed. It is the deepest lake in the US with no rivers in or out. You need to sign in to leave a comment!