Natural Bridge Caverns Trail Runs


Feb 06, 2022 at 7:00 AM

Natural Bridge Caverns Trail Runs

26495 Natural Bridge Caverns Rd

San Antonio TX, 78266


Entry Fee $50
(Lowest or Early Registration)

Entry Fee 2 $120
(Highest or Late Registration)

Prize Money: yes


  • 10K
  • 13.1M
  • 5K

Type: Trail

Percent of the course on un-paved trails: 90%

First Year of the Event: 2013


Start in a Cave, 200 slots only, Run on Caliche Road and trails, several climbs. Also 5k run and 10k run

The only Race in the World that starts in the belly of a Cave. Enter into Texas largest Caverns and descend down to Pluto’s anteroom. Start one at a time every 8-15 seconds and run through wonderful and awesome spectacles of underground beauty.


No photos available.


Past Event Dates

Held on Feb 06, 2022

Held on Feb 07, 2021

Held on Feb 09, 2020

Held on Feb 08, 2015

Held on Feb 02, 2014

Held on Feb 03, 2013

Held on Feb 05, 2012

Event Results

View 2020 Results