Southern Douglas County is once again home for The Greenland Trail Race. This race offers four distances: the 4 Miler, 8 Miler, 25K and Colorado's fastest 50K! With Pikes Peak …
The Greenland Trail Races offer four outstanding distances in southern Douglas County. Run the 4 Miler, the 8 Miler, the 25K, or tackle the 50K ultramarathon, Colorado’s fastest 50K! With …