Explore a lush canyon and grotto on a naturalist-led 1.5–2 hour hike
1.5-2 hours
Up to 25 people
Guided hike, Uplands access
Join a naturalist-led hike through arid savanna into a limestone crevice and a sheltered canyon to a grotto beneath a 40‑foot cliff. Cover about one mile on a moderate to difficult route with stairs and uneven terrain.
Access to the canyon and grotto is only with staff. Groups are limited to 25; the one‑mile route is moderate to difficult with a long staircase and uneven terrain. No pets or swimming; strollers are not allowed.
Provide 24 hours' notice to rebook or receive a full refund. If the operator cancels due to weather or unforeseen circumstances, you will receive a full refund. No-shows are charged in full.
Product ID: XBW6EU
No pets are allowed and they may not be left in a vehicle. Guests with pets will be asked to leave
No swimming is permitted and there is no access to the Pedernales River
It is a 1‑mile, roundtrip, moderate to difficult hike with a long, uneven 125‑step staircase plus additional steps, rocks, and roots
Environmental Learning Center, 24814 Hamilton Pool Rd., Round Mountain, TX 78663
This hidden gem in the Texas Hill Country consistently earns glowing praise for its guided cave and grotto tours. The half-mile hike involves around 130 steps but is considered manageable by most visitors, and the payoff is a stunning grotto with dripping springs and cave formations that genuinely surprise first-timers. The guides are where this place really shines. Reviewers repeatedly call out their depth of knowledge across geology, botany, wildlife, and local history, and many note how well they engage mixed groups spanning kids and adults alike. The staff's obvious passion for preservation adds a layer of authenticity that makes the experience feel meaningful rather than just scenic. Families, homeschool groups, and solo travelers all seem to leave equally impressed.
So beautiful
Jackie Gutierrez
August 31, 2026
So beautiful
Jackie Gutierrez
August 31, 2026
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