The '' ' National Trails System ' '' preserves long-distance routes across America . The system was created in 1968 and consists of two major components : '' ' National scenic trails ' '' are long-distance trails through some of the most scenic parts of the country . They received official protection in 1968 . The Appalachian Trail and the Continental Divide Trail are the best known . '' ' National historic trails ' '' commemorate the routes of major historic events . Some of the best known are the Trail of Tears , the Mormon Trail , and the Santa Fe Trail . These trails are administered by several federal agencies
Trail of Tears
Trail of Tears
National Park Service