Texas Hill Country Trail Region

Participant in the Texas Historical Commission's
Texas Heritage Trails Program

San Marcos: Wonder Cave at Wonder World Park

Photo by TXDOT

Established in 1903, Wonder Cave is the first commercial Show Cave to open for public viewing in Texas. Fossilized prehistoric life encased in the many strata formations and huge boulders suspended mid-air are just part of the spectacular and rare sites the cave offers.


  • 1000 Prospect Street
  • San Marcos, Texas
  • 78666


Hours & Fees

  • Hours change seasonly, see website for hours of operation.

  • Adult: $24.95, Children (Ages 6-12): $17.95, Children (Ages 3-5): $9.50, Children (Age 2 and under): Free, Seniors (65+): $16.95

    Military / immediate family w/active ID: $12.95, Military child (Ages 6-12): $8.95, Military child (Ages 3-5): $5.50