What Are U Shaped Valleys? A U-shaped valley is a geological formation that has steep, high sides and a flat or rounded valley bottom. They are the result of glaciation and are frequently filled with lakes, rivers and sand traps found on golf courses kettle lakes (water hazards), and other https://couch75594.blogolize.com/the-history-of-sectional-u-shape-in-10-milestones-69167601