"Banning State Park"(PDF). Minnesota Department of Natural Resources. January 2005. Archived from the original(PDF) on October 21, 2012. Retrieved May 9, 2012.
web.archive.org
"Banning State Park"(PDF). Minnesota Department of Natural Resources. January 2005. Archived from the original(PDF) on October 21, 2012. Retrieved May 9, 2012.