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. These valleys are created by glaciation. They often contain lakes, rivers, sandtraps on golf courses, kettle lakes (water hazards), or other natural features. https://couches21222.timeblog.net/65734748/why-sectional-u-shape-is-still-relevant-in-2023