What Are U Shaped Valleys? A U-shaped Valley is an edifice of geology that has steep, high sides as well as a flat or rounded valley bottom. They are the result of glaciation, and are usually filled with lakes, rivers, sand traps on golf courses, kettle lakes (water hazards) and https://sofasandcouches-com98646.tinyblogging.com/10-sectional-u-shape-friendly-habits-to-be-healthy-73528119