The mountain range located in southwestern North America is the Sierra Nevada. Stretching across California and Nevada, this range features some of the highest peaks in the contiguous United States, including Mount Whitney. The Sierra Nevada is well-known for its stunning landscapes, including granite cliffs, deep valleys, and diverse ecosystems. It is also home to several national parks, such as Yosemite and Sequoia, which attract millions of visitors each year for hiking, climbing, and exploring natural beauty.