Minnesota DNR: Interstate State Park - Official web site. Highlights, seasonal updates, contact information for this park on the Dalles of the St. Croix, open year round. Information on camping, trails, recreation. Park maps in Adobe Acrobat format. - http://www.dnr.state.mn.us/state_parks/interstate/index.html
Minnesota Historical Society: Interstate State Park - Photos and descriptions of Depression-era structures listed on the National Register of Historic Places. - http://www.mnhs.org/places/nationalregister/stateparks/Interst.html
A Climbing Guide to the Interstate Parks - A complete guide to rock climbing in Taylors Falls, Minnesota, and St. Croix Falls, Wisconsin. - http://www.iit.edu/~andejoe1/index.html