What Are U Shaped Valleys? A U-shaped valley is an 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://couch40075.blogs-service.com/60889423/what-do-you-need-to-know-to-be-prepared-to-sectional-u-shape