See also HISTORIC SITES AND MARKERS
Directional signs, Minn. Statutes 2015 173.02, 173.08, 173.081
Historic places, Minn. Statutes 2015 138.664
Scientific and natural areas, Minn. Statutes 2015 86A.05
Stromatolites, Minn. Statutes 2015 84.1525
Underground space use
Dewatering, Minn. Statutes 2015 103I.661
Permits, Minn. Statutes 2015 103I.681, 103I.685, 103I.691