See also HISTORIC SITES AND MARKERS
Directional signs, Minn. Statutes 2005 173.02, 173.08, 173.081
Historic places, Minn. Statutes 2005 138.664
Scientific and natural areas, Minn. Statutes 2005 86A.05
Stromatolites, Minn. Statutes 2005 84.1525
Underground space use
Dewatering, Minn. Statutes 2005 103I.661
Permits, Minn. Statutes 2005 103I.681, 103I.685, 103I.691