https://geologypics.com/wp-content/uploads/2017/04/geologic-time-pics-logo-300x115.png00Marli Millerhttps://geologypics.com/wp-content/uploads/2017/04/geologic-time-pics-logo-300x115.pngMarli Miller2022-08-21 23:31:142022-08-21 23:33:21north edge of Mt. St. Helens crater, Washington
