What Are U Shaped Valleys? A U-shaped valley is an geological formation with steep, high sides and a flat or rounded 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 causes https://sofas57528.blogdeazar.com/30000310/what-s-the-fuss-about-sectional-u-shape