About This Race

The Great Springs Trail Race at Natural Bridge Caverns is a trail event offering 4 mile, 8 mile, and 16 mile runs plus Last Person Standing run and ruck divisions and a Youth 1 Mile. Regular distance racers start with a quarter-mile section inside Natural Bridge Caverns before winding through wooded trails over flowing hills. The race supports the Great Springs Project, which protects the Edwards Aquifer beneath the trails.

Course & Race Day Details

Trail surface
Surface
Trail Surface
T-Shirt
Race Swag
GSTR - Natural Bridge Caverns - LPS Run (Last Person Standing Run), GSTR - Natural Bridge Caverns - LPS Ruck (Last Person Standing Ruck), GSTR - Natural Bridge Caverns - 16mi, GSTR - Natural Bridge Caverns - 8mi, GSTR - Natural Bridge Caverns - 8mi Ruck, GSTR - Natural Bridge Caverns - 4mi, GSTR - Natural Bridge Caverns - Youth 1- Mile Trail Race (12 & under): T-Shirt

Hydration Support

Cupless event; runners bring their own cup/bottle. Aid stations stocked with water, Tailwind, fruit, sandwiches and snacks; one aid station on the 16 mile course plus a full aid station at the finish/next loop arch.

Awards

Top finishers in the Ruck division rewarded; awards for 4/8/16 mile races based on chip time. Lemming Award for following others off course.

Charity Beneficiary

Great Springs Project

Race Weekend Logistics

Packet Pickup

Saturday 6:00am-8:30am for all distances; 9:30-10:00am for Youth Races.

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Choose Your Distance

GSTR - Natural Bridge Caverns - LPS Run (Last Person Standing Run)
$140.00
Increases Jun 29
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GSTR - Natural Bridge Caverns - LPS Ruck (Last Person Standing Ruck)
$130.00
Increases Jun 29
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GSTR - Natural Bridge Caverns - 16mi 16m
$115.00
Increases Jun 29
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GSTR - Natural Bridge Caverns - 8mi 8m
$90.00
Increases Jun 29
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GSTR - Natural Bridge Caverns - 8mi Ruck 8m
$95.00
Increases Jun 29
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GSTR - Natural Bridge Caverns - 4mi 4m
$70.00
Increases Jun 29
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GSTR - Natural Bridge Caverns - Youth 1- Mile Trail Race (12 & under)
The Youth Trail Run is for Kids 12 & under and will be sure to please our youngest trail runners quest for rugged adventure! The distance is approximately 1 mile and parents may run with their kids at no cost. Each young runner gets a finisher's medal! **T-shirts are not included but are available for purchase for $10 during registration. Tejas Trails Youth T-shirts are non-event specific and must be picked up on Race Day during Packet Pick Up.** [Click Here for Tejas Trails Policies](http://www.tejastrails.com/policies) (you really do want to know this stuff)
$10.00
Increases Jun 29
Register