An area of land, typically at least a few square miles (kilometers) but often hundreds or even thousands of square miles (kilometers), surrounded by higher areas, mountain
?s, or hill
?s.
Famous valleys include:
- [Death Valley]?
- [Grand Canyon]?
- Great Rift Valley
- [Napa Valley]?
- [Rhone Valley]?
- [Valley of the Kings]?
See also physical geography.