See also HISTORIC SITES AND MARKERS
Directional signs, Minn. Statutes 2007 173.02, 173.08, 173.081
Historic places, Minn. Statutes 2007 138.664
Scientific and natural areas, Minn. Statutes 2007 86A.05
Stromatolites, Minn. Statutes 2007 84.1525
Underground space use
Dewatering, Minn. Statutes 2007 103I.661
Permits, Minn. Statutes 2007 103I.681, 103I.685, 103I.691