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. They result from glaciation and are often the home of rivers, lakes and sand traps found on golf courses kettle lakes (water hazards), https://couches21222.timeblog.net/65734748/why-sectional-u-shape-is-still-relevant-in-2023