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# Giant Ripples in the Scablands
- URL: https://www.cascadepbs.org/show/nick-rocks/episode/giant-ripples-in-the-scablands-n3cwdf/
- Published: 2024-03-30T00:45:29.000Z
- Updated: 2025-12-12T19:29:29.000Z
- Description: The fingerprints of rushing water rise from the desert as huge ripples of rocks.
- Author: Cascade PBS Staff
- Tags: Nick on the Rocks, Season 3, Episode 6, #ZZZ_Episode_19503a1c-b6f8-41e5-8665-4ec026dff087, #episode, #ZZZ_Show_fb43f9d5-44f4-411a-854a-568025965642, #v1.16

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.