Great Springs Trail Race - Natural Bridge Caverns

The Great Springs Trail Race - Natural Bridge Caverns begins inside Natural Bridge Caverns in San Antonio, Texas, before runners head out onto Texas Hill Country trails. The event features 4-mile, 8-mile, and 16-mile races, alongside a Youth 1 Mile and a Last Person Standing option for those seeking a more extended challenge. The course transitions from cavern scenery to rolling surface trails featuring wooded sections and hill-country terrain. The 8-mile race offers a ruck category, and the Last Person Standing event can be completed as a run or a ruck. The race benefits the Great Springs Project, connecting a unique trail day with efforts focused on the region's springs and open-space corridor.