What Are U Shaped Valleys? A U-shaped valley is an ancient geological formation with steep, high sides and an elongated or flat valley bottom. They result from glaciation and are often filled with lakes, rivers and sand traps found on golf courses, kettle lakes (water hazards), and other such natural https://sofasandcouches52882.smblogsites.com/29838516/is-sectional-u-shape-really-as-vital-as-everyone-says