Colonnade in basalt flow, OregonJune 5, 2020/in /by Marli Miller waterfalls, alcove, columns, columnar, colonnade https://geologypics.com/wp-content/uploads/2017/04/geologic-time-pics-logo-300x115.png 0 0 Marli Miller https://geologypics.com/wp-content/uploads/2017/04/geologic-time-pics-logo-300x115.png Marli Miller2020-06-05 03:30:562022-02-05 02:06:12Colonnade in basalt flow, Oregon
