Giant Ripples in the Scablands
Season 3 Episode 6 | 5m 11s Video has closed captioning.
The fingerprints of rushing water rise from the desert as huge ripples of rocks. The patterns tell a story of the speed, depth, and breadth of the last major Ice Age Flood that surged down the Columbia River and carved the gorge at the famous Gorge Amphitheatre.
Problems Playing Video? | Closed Captioning