- The Great Sand Dunes National Park and Preserve, located in the San Luis Valley in southern Colorado, features the largest sand dunes in North America. Some dunes in this park rise over 750 feet high.
- The Imperial Sand Dunes, located in Imperial County in southeastern California, are part of the Sonoran Desert and cover an area of over 40 square miles. These dunes are popular for off-road recreation, including dune buggy riding and sandboarding.
- The Oceano Dunes State Vehicular Recreation Area, located near the town of Oceano in San Luis Obispo County, is a popular spot for dune buggy riding, off-roading, and camping.
- The Kelso Dunes, located in the Mojave Desert in eastern California, are a smaller dune system that covers an area of about 45 square miles. These dunes are popular for hiking, camping, and off-road recreation.
