The Balls are a mountain range within the Sierra Nevada, in Madera County, California. They are "glacier-carved granite domes" and have been described as "looking like smooth scoops of butterscotch ice cream". They are protected in the Sierra National Forest.
- ^ a b "Balls". Geographic Names Information System, U.S. Geological Survey. Retrieved 2009-05-04.
- ^ Robert H. Mohlenbrock, This Land: A Guide to Western National Forests, vol. 1 (University of California Press, 2006), ISBN 978-0520239678, p.180. Excerpt available at Google Books.
- ^ Beverly Magley, National Forest Scenic Byways Far West (Globe Pequot, 1999), ISBN 978-1560446538, p. 156. Excerpt available at Google Books.