(North Dakota)
Turtle River State Park is a public recreation area occupying 775 acres (314 ha) on the Turtle River, two miles (3.2 km) north of the community of Arvilla in Grand Forks County, North Dakota. Park activities include camping, cross-country skiing, fishing, hiking, and mountain biking. (Ref: https://en.wikipedia.org/wiki/Turtle_River_State_Park)