About this trail
Grindstone Loop is a 2.1 mile difficult trail at Mild to Wild Rafting & Jeep Tours in Colorado. The mapped route runs from 37.5033, -108.0855 to 37.5188, -108.0826. It climbs about 1,660 ft, topping out at 10,958 ft. Route geometry comes from the US Forest Service Trails dataset.
Simulator
Run Grindstone Loop in 3D
A quick race down this trail's real line, with today's real conditions setting the pace. Three rivals, one real trail, your best time to beat.
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