What Are U Shaped Valleys? A U-shaped Valley is a geological formation that has high, steep sides and an elongated or flat valley bottom. These valleys are created by glaciation. They usually contain lakes rivers, sandtraps, sandtraps on golf course kettle lakes (water hazards), or other natural features. Glacial erosion https://wwwsofasandcouchescom02754.ampblogs.com/7-things-you-never-knew-about-sectional-u-shape-66667240