A Thrilling Experience!
Launch backward into open sky above a limestone cavern rim: the Saber Tooth Zip Ride pairs a short, intense tandem zip with interpretive cave history at Inner Space Cavern. Perfect for a quick, adrenaline‑packed add‑on to a Georgetown day trip.
More ways to explore the area's outdoor wonders
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Difficulty
moderate
Duration
30–60 minutes
Fitness Level
Light aerobic ability; must be able to climb stairs and manage brief harnessing and a high platform launch.
Wildlife
History
Inner Space Cavern was discovered during highway construction in 1963 and is a noted show cave formed in Edwards limestone.
Conservation
The cavern is connected to the Edwards Aquifer; please follow staff guidance, stay on designated paths, and avoid touching formations to preserve fragile geology.
Inner Space Cavern
A Thrilling Experience!
Inner Space Cavern in Georgetown, Texas, operates a collection of underground and surface experiences that showcase cave formations, fossils, hands-on activities, and an aerial zip attraction.
The site offers a range of guided and adventurous trips suitable for visitors seeking education, exploration, or adrenaline. Tours include the Hidden Passages Tour, where guests navigate secret cave passages with a flashlight, observe delicate formations, and follow rugged, untouched trails led by a guide; the Adventure Tour, which covers about a mile of cave passages and features Ice Age fossils narrated by guides; and the Wild Cave Tour, an authentic caving experience that requires crawling, climbing, and squeezing through tight passages to reach large chambers and rock formations.
For outdoor thrills, Inner Space Cavern operates the Saber Tooth Zip Ride, which lifts riders 130 feet into the sky and sends them racing backward 630 feet at speeds up to 33 mph in a tandem configuration. The Ice Age Tour description provided also references the Saber Tooth Zip Ride. Family-friendly activities include Gemstone Panning, where guests search for gemstones and fossils using small bags or larger buckets and use an ID card to learn about their finds.
All experiences list specific requirements where applicable, such as closed-toed shoes for certain tours. Inner Space Cavern emphasizes guided interpretation, hands-on discovery, and a variety of trip formats to meet different comfort and adventure levels. Staffed guides follow established safety practices and interpretive programs to ensure educational value and responsible cave stewardship for visitors of all ages.
Location
Georgetown, TX
Located in Georgetown, Texas.
Tours Offered
6 Experiences
Cave, zip, and panning options.
Saber Tooth Zip
130 ft / 630 ft / 33 mph
Tandem backward zip at speed.
Guided Tours
Multiple guided trips
Guides lead most cave experiences.
Check availability and schedules for cave tours, the Saber Tooth Zip Ride, and gemstone panning in Georgetown, TX.
Book ahead for weekends
Slots fill fast on weekend afternoons; reserve in advance and arrive 20–30 minutes early to complete check‑in and harnessing.
Secure loose items
Phones, hats, and jewelry can be lost during the backward launch—leave them in your car or use a secure tether for cameras.
Wear closed‑toe shoes
The launch platform and approach include stairs and straps; sturdy footwear improves comfort and grip.
Check wind and weather
Wind alters launch speed and safety; staff may delay or pause rides in gusty or stormy conditions.
Closed‑toe hiking or trail shoes
Protects feet during the approach, launch climb, and landing; better traction on platforms and stairs.
Light windproof jacket
Shields against wind at the 130‑foot launch and keeps you comfortable during cooler seasons.
fall
Secure action camera or tether
If you want on‑ride footage, use a purpose‑built mount or tether approved by staff to keep devices safe.
Sunscreen and hat
Open launch areas receive direct sun; protect skin during waits and while viewing hill country vistas.
summer