What Are U Shaped Valleys? A U-shaped Valley is an edifice of geology that has steep, high sides and an elongated or flat valley bottom. They result from glaciation and are often home to lakes, rivers, sand traps on golf courses, kettle lakes (water hazards), and other such natural features. https://couches54492.blog2learn.com/77925907/15-amazing-facts-about-sectional-u-shape-that-you-never-knew