The interpretive center is open from 10 a.m.-5 p.m. Outdoor, self-guided tours of the mounds and hiking trails are available from 10 a.m.-4:30 p.m. The parking lot gate closes at 5 p.m. Calling the site is recommended to ensure tour availability especially when visiting on a free day or when schools are in session. Use of paranormal equipment of any kind is not permitted on tours.
Groups of 10 or more receive $1 off full-priced admission per person, based on age. Admission is FREE for preregistered, Indiana schools and homeschool groups of 10 or more K-12 students. See below for details.