Mountain range, eastern California, U.S. The Sierra Nevada range extends more than 250 mi (400 km) from the Mojave Desert to the Cascade Range, and it averages about 50 mi (80 km) in width.
The peaks of the range are 11,00014,000 ft (3,3504,270 m) high; Mount Whitney is the highest mountain. It is a year-round recreation centre and is easily accessed from the state's large urban areas.