What Are U Shaped Valleys? A U-shaped valley is a geological formation that has 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 course, kettle lakes (water hazards), or other natural features. The https://sofasandcouches-com59083.blogchaat.com/29910906/how-to-determine-if-you-re-all-set-to-sectional-u-shape