She's one of the favorites at the Sioux Falls Great Plains Zoo & Butterfly House & Aquarium. Get our free mobile appGreat Plains Zoo (via Facebook) Great Plains Zoo (via Facebook)Where Has The Sioux Falls Komodo Dragon Been Hiding at the Great Plains Zoo? Staff at the Sioux Falls Great Plains Zoo & Butterfly House & Aquarium has been taking care of Natasha for years. Great Plains Zoo (via Facebook) Great Plains Zoo (via Facebook)We are so fortunate to have fantastic zoos throughout South Dakota, especially with the Great Plains Zoo in Sioux Falls right in our backyard. Sioux Falls: Then and Now The City of Sioux Falls has changed dramatically over the past several years.