What Are U Shaped Valleys? A U-shaped valley is a geomorphological formation that has steep, high sides and a flat or rounded valley bottom. These valleys are formed by glaciation. They are often filled with lakes or rivers, sandtraps along a golf course, kettle lakes (water hazards), or other natural https://www-sofasandcouches-com26891.oblogation.com/29389737/10-sectional-u-shape-tricks-all-experts-recommend