What Are U Shaped Valleys? A U-shaped valley is a geological formation with high, steep sides and a rounded or flat valley bottom. They are the result of glaciation and are often the home of rivers, lakes, sand traps on golf courses, kettle lakes (water hazards), and other such natural https://www-sofasandcouches-com90521.mybuzzblog.com/9450416/sectional-u-shape-the-good-and-bad-about-sectional-u-shape