What Are U Shaped Valleys? A U-shaped valley is an geological formation with steep, high sides and a rounded or flat valley bottom. These valleys are formed by glaciation. They often contain lakes or rivers, sandtraps along a golf course, kettle lakes (water hazards) or other natural features. The erosion https://couches09712.frewwebs.com/30414790/an-easy-to-follow-guide-to-choosing-the-right-sectional-u-shape