What Are U Shaped Valleys? A U-shaped valley is a geological formation with high, steep sides and a rounded or flat valley bottom. They result from glaciation, and are usually home to lakes, rivers and sand traps found on golf courses kettle lakes (water hazards) and other natural features. The https://wwwsofasandcouchescom84330.blogsumer.com/29425051/why-sectional-u-shape-is-more-dangerous-than-you-thought