What Are U Shaped Valleys? A U-shaped valley is an geological formation with steep, high sides and a rounded or flat valley bottom. These valleys are created by glaciation. They usually contain lakes, rivers, sandtraps on golf course kettle lakes (water hazards), or other natural features. Glacial erosion creates U-shaped https://couches88638.sharebyblog.com/29740511/10-sectional-u-shape-related-projects-that-can-stretch-your-creativity