Background – basalt cliffs and talus from ancient lava flow, Crooked River Canyon, Central Oregon
abstract, rocks, formation, texture, columns, brown, background, boulders, lava, volcanic, geology, basalt, geological, scree, igneous, talus
Good geology lesson here – please consider adding this picture to our current challenge (and to the group at the same time, as per challenge rules)
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Good geology lesson here – please consider adding this picture to our current challenge (and to the group at the same time, as per challenge rules)