The Continental Divide National Scenic Trail (in short Continental Divide Trail, CDT) is a United States National Scenic Trail with a length measured by the Continental Divide Trail Coalition of 3,028 miles (4,873 km) between the U.S. border with Chihuahua, Mexico, and the border with Alberta, Canada. Frequent route changes and a large number of alternate routes result in an actual hiking distance of 2,700 miles (4,300 km) to 3,150 miles (5,070 km).
