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Great Springs Trail Race - Natural Bridge Caverns


  • Natural Bridge Caverns 26495 Natural Bridge Caverns Road San Antonio, TX, 78266 United States (map)

Great Springs Trail Race - Natural Bridge Caverns

  • Saturday, September 20, 2025

  • 7:00am til Last Person Standing

RACE DISTANCES: 4 mile, 8 mile, 16 mile, Last Person Standing Run & Ruck

Join us for our most unique race ever! Starting in the Natural Bridge Caverns, which is part of the Comal Caverns network, this race kicks off with breathtaking views of the world below our feet as the start line is in the depths of the Natural Bridge Caverns. Once you emerge to the sunshine of a beautiful day, you’ll wind your way through beautiful trails over flowing hills and through wooded sections. You can choose from 4 mile, 8 mile or 16 mile distance or go big with the Last Person standing format.

RACE ENTRY SWAG & STUFF:

Your race entry comes with a bunch of good stuff! You can expect awesome gear you’ll actually want to wear, and a truly unique medal you’ll be proud to have.

You’ll get the comfort of our world-renowned course markings so you don’t have to worry about getting lost. You’ll get our notorious staff and volunteer support (and probably leave with new friends you met at an aid station or finish line)!

WANT ALL THE RACE DETAILS?

See course records, maps, aid station details, drop bag info, and more.

Earlier Event: September 13
Mellow Trail Race
Later Event: September 27
Trailway Trail Race