The San Bernardino Mountains lie along the eastern edge of the Mojave Desert.

The San Bernardino Mountains are a prominent mountain range located on the eastern edge of the Mojave Desert in southern California. These mountains form a natural boundary between the arid desert and the more temperate inland areas. With peaks that rise over 10,000 feet, the San Bernardino Mountains offer a stark contrast to the surrounding desert landscape. Known for their rugged terrain, alpine forests, and recreational opportunities such as hiking, skiing, and camping, the San Bernardino Mountains are a key feature of the region's geography and a popular destination for outdoor enthusiasts.