December 21, 2023December 16, 2025 marina Crater Lake Postcard from Oregon, USA. Formed 7,700 years ago, when a violent eruption triggered the collapse of a tall peak. Scientists marvel at its purity—fed by rain and snow, it’s the deepest lake in the USA and one of the most pristine on Earth. Tuesday Take me To… Share this: Share on Facebook (Opens in new window) Facebook Share on Pinterest (Opens in new window) Pinterest More Email a link to a friend (Opens in new window) Email Share on Tumblr (Opens in new window) Tumblr Share on X (Opens in new window) X Like Loading... Related