Fort Le Hillier historical marker south of Mankato. While the fort is long gone, the visible mound on which it was built remains. Easy canoe and kayak access to the Blue Earth River.
Adjacent to the St. Peter Community and Recreation Center, Gorman Park's main feature is a massive wooden play structure, making it a favorite of local kids and visitors.
Heritage Estates Park, not far from the MSU campus in Mankato, is one of the smaller parks in the city system but offers ample green space and playground equipment.