What Are U Shaped Valleys? A U-shaped valley is a geological formation with high, steep sides and a rounded or flat valley bottom. These valleys are created by glaciation. They often contain lakes rivers, sandtraps, sandtraps on golf courses kettle lakes (water hazards), or other natural features. Glacial erosion creates https://sofasandcouchescom88370.blogdon.net/there-s-a-good-and-bad-about-sectional-u-shape-46069140