What Are U Shaped Valleys? A U-shaped valley is an edifice of geology that has steep, high sides and flat or rounded valley bottom. These valleys are formed by glaciation. They often contain lakes, rivers, sandtraps on golf course kettle lakes (water hazards), or other natural features. The erosion of https://sofasandcouches-com19436.blogsmine.com/30268533/5-sectional-u-shape-lessons-from-the-professionals