Lost Trail Pass is a mountain pass located in the Bitterroot Range of the Rocky Mountains, straddling the border between Montana and Idaho. It sits at an elevation of approximately 7,014 feet (2,136 meters) and is part of the scenic Lost Trail National Forest. The pass is known for its stunning views and is a popular route for travelers and outdoor enthusiasts. The area around Lost Trail Pass offers various recreational activities, including hiking, camping, and wildlife viewing. The pass is also significant for its historical importance, as it was used by early explorers and settlers. Today, it remains a vital connection for those traveling through the mountainous region.