The tallest mountain in the contiguous United States is Mount Whitney. Located in the Sierra Nevada mountain range in California, it stands at an elevation of 14,505 feet (4,421 meters). Mount Whitney is part of the Inyo National Forest and is a popular destination for hikers and mountaineers. Its challenge attracts adventurers from all over the country, offering scenic views and diverse wildlife. The mountain's height and prominence have made it an iconic symbol of natural beauty in the western United States.