Glacial Potholes at Interstate State Park in Wisconsin/Minnesota Post author: Post published: Post category:Hike / North America / USA / Wisconsin Gorgeous fall day while hiking glacial potholes at Interstate Park in Wisconsin… You Might Also Like Girls Trip to New York City: Chinatown, Open House NYC & Brooklyn Bridge Wintertime Lights & Displays in Stillwater, Minnesota Father’s Day at Mount Rushmore, South Dakota