"Construction of river channel closing structure in the Mississippi NRRA" by U.S. National Park Service , public domain

Minnesota Recreation

Anoka

Recreation Basemap of Anoka in Minnesota. Published by the Minnesota Department of Natural Resources (MNDNR).

Recreation Basemap of Anoka in Minnesota. Published by the Minnesota Department of Natural Resources (MNDNR).

also available

National Parks
USFS NW