What Are U Shaped Valleys? A U-shaped valley is a geological formation with high, steep sides and a flat or rounded valley bottom. These valleys are created by glaciation. They often contain lakes or rivers, sandtraps along a golf courses kettle lakes (water hazards) or other natural features. Glacial erosion https://couches06860.blogpostie.com/52048794/is-sectional-u-shape-as-important-as-everyone-says