Hellenstein castle, built at around 1600, and its leisure park are excellent destinations for excursions and walks. The adjacent land accommodates the municipal deer park with numerous game enclosures.
With cultural associations and sports clubs, open air and indoor pools and an evening high school for adults, Heidenheim offers a rich variety of sport, leisure and educational facilities. Concerts performed by the Voith Orchestra, an annual opera festival, an open-air theater, a youth musical, an art museum and the shopping center “Castle Arcades” are other highlights of Heidenheim.