What Are U Shaped Valleys? A U-shaped valley is a geomorphological formation with high, steep sides and a flat or rounded valley bottom. These valleys are created by glaciation. They are often filled with lakes or rivers, sandtraps along a golf courses, kettle lakes (water hazards) or other natural features. https://sofas-and-couches32103.collectblogs.com/75248867/5-must-know-sectional-u-shape-practices-you-need-to-know-for-2023