Thunder Lake Trail is a hiking trail in Boulder County, Colorado. It is within Rocky Mountain National Park. It is 4.5 miles long and begins at 8,884 feet altitude. Traveling the entire trail is 9.0 miles with a total elevation gain of 2,284 feet. The Tent Rocks (elevation 9,012 feet) cliff and Aspen Knoll, Tahosa, and another camp site can be seen along the trail. The trail ends near the Pine Ridge camp site. There is also an information guidepost near the end of the trail.
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Detailed Trail Descriptions from Our Guidebooks
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