Alexandria, 2 hours northwest, beckoned. A quick survey revealed the curious case of the Kensington Rune Stone.
There is plenty to do in and around Alexandria [map]. Activities include fishing, water sports, golf, hiking, bird watching, camping and exploring the interesting plains landscape. The AR video above includes two nearby state parks.
Extras
St. Joseph, Minnesota [map] is a worthy stop along the way to refuel (charge?), grab coffee or tea and explore the interesting downtown architecture and hipster signs.
Shirley's in nearby Starbuck, Minnesota.