Great Springs Trail Race - Natural Bridge Caverns

Great Springs Trail Race – Natural Bridge Caverns is held in San Antonio, Texas, with the start line inside the Natural Bridge Caverns (26495 Natural Bridge Caverns Rd., 78266). Runners can tackle 4, 8, or 16 miles, plus Last Person Standing Run or Last Person Standing Ruck formats, and a Youth 1-mile trail race. The course winds from cavern depths to sunlit forest trails, rolling hills, and wooded sections, offering a dynamic outdoor atmosphere.

A standout feature is beginning in the caverns and then moving to the open course. The event supports the Great Springs Project and highlights the Edwards Aquifer’s critical role in sustainable water for growing cities; shirts have a deadline of August 26. Visit the organization's website for the most recent information.