The Four Corners area is famous for "slickrock" - smooth, wind-polished sandstone. where water sirls at a soft spot, it digs a pothole. This pothole was found in the Paria Canyon-Vermilion Cliffs Wilderness Area in southern Utah.
The Four Corners area is famous for "slickrock" - smooth, wind-polished sandstone. where water sirls at a soft spot, it digs a pothole. This pothole was found in the Paria Canyon-Vermilion Cliffs Wilderness Area in southern Utah.