The Visitor Center is open daily 8am-5pm; Memorial Day to Labor Day extended hours are 8am-6pm. The Circle Trail remains open daily.
The last two weekends in July and the first weekend in August, on Fridays and Saturdays, the Visitor Center extended hours are 8am-8pm. These open hours coincide with the presentation of the Hiawatha Pageant by the local Hiawatha Club.
The Visitor Center is closed Thanksgiving Day, Christmas Day and New Years Day.