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 formed by glaciation. They usually contain lakes or rivers, sandtraps along a golf courses, kettle lakes (water hazards), or other natural features. The erosion https://sofasandcouches-com17759.qodsblog.com/29903649/a-an-instructional-guide-to-sectional-u-shape-from-start-to-finish