Minnetrista, is the home of the Ball Jar and a Gathering Place located in Muncie, Indiana with exhibits and programs that focus on nature, local history, gardens, and art. The 40-acre (160,000 m2) campus includes a museum with changing exhibits, the historic home called Oakhurst, many themed gardens, outdoor sculptures and a portion of the White River Greenway. It is located in the Minnetrista Boulevard Historic District, added to the National Register of Historic Places in 2012. Located on the grounds, visitors can tour George Alexander Ball's house, known as Oakhurst, which was built in 1895 and designed by architect Louis Gibson. The first floor is furnished to appear as it did in the 1920s. Visitors can also tour the grounds that feature many outdoor sculptures purchased by members of the Ball family. There are many themed gardens, which include: * Nature Area - three representations of Indiana native habitat, a pond, woodland and prairie * Oakhurst Gardens - located by the Oakhust house, features a formal garden, sunken gardens, woodland gardens and courtyard garden * Wishing Well Garden - designed in 2000 by the Delaware Master Gardeners, features themes of Four Seasons, Moon and Bird & Butterfly gardens * Rose Garden * Backyard Garden, formerly the Children's Gardens which was renovated in 2012 * Colonnade Garden * Orchard Courtyard - a seasonal container garden display