(1) The General Assembly shall identify the trails or categories of trails that are part of the Arkansas heritage trails system.
(2) The following are designated as heritage trails: Butterfield Stage Route, a bifurcated route from the Missouri state line near Pea Ridge, Arkansas, to the Oklahoma state line near Fort Smith and from Memphis to Fort Smith;
(3) The Southwest Trail from the Missouri border to the Texas border;
(4) American Indian removal routes designated by the Department of Parks, Heritage, and Tourism, including without limitation land and water routes for Cherokee, Choctaw, Muscogee (Creek), Chickasaw, and Seminole tribes; and
(5) Civil War troop movement routes designated by the department.