AAA Editor Notes
Inner Space Cavern is .5 mi. s. off I-35 exit 259 at 4200 S. I-35 Frontage Rd. The cave was discovered in 1963 during construction of I-35. Prehistoric relics also are displayed during the tours, which last at least an hour.

Comfortable walking shoes are recommended; closed-toe shoes are required for Hidden Passages Tour.

Guided tours are available.

Adventure Tour $20.95; $17.95 (military with ID); $12.95 (ages 4-12); $9.95 (military children with ID). Hidden Passages Tour $25.95; $22.95 (military with ID); $16.95 (ages 7-12); $13.95 (military children with ID). Wild Cave Tour $100. Children ages 0-6 are not permitted on Hidden Passages Tour; ages 0-17 are not permitted on Wild Cave Tour. Reservations are required for Wild Cave Tour.
Adventure Tour departs Mon.-Sat. 9-6, Sun. 10-6, Memorial Day-Labor Day; Mon.-Fri. 9-4, Sat.-Sun. 10-5, rest of year. Hidden Passages Tour departs daily on the hour 10-4. Wild Cave Tour departs Sat.-Sun.; phone ahead for schedule. Closed Thanksgiving, Christmas Eve and Christmas.
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