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Generally open Memorial Day through Labor Day, weather permitting. South Dakota's largest waterpark with plenty of activities for kids and adults. Admission ranges from $18-24.
More than 200 collections dedicated to preserving and interpreting the history and cultures of the Northern Plains. Free admission, but freewill donations are appreciated.
Open seven days a week, hours vary by season. More than 500 animals, from penguins to tigers to baby rhinos, inhabit the grounds. Admission is $7 for adults, $4 for children ages 3 to 12.