Coal Mine Mup is a hiking and biking trail in Arapahoe County and Jefferson County, Colorado. It is 1.1 miles long and begins at 5,490 feet altitude. Traveling the entire trail is 2.2 miles with a total elevation gain of 128 feet. The Littleton Fire Rescue Station 13 (elevation 5,489 feet) fire station is near the trailhead. The Columbine Baptist Church (elevation 5,472 feet) place of worship can be seen along the trail.
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