COTREX is a project by the Colorado DNR and Colorado Parks and Wildlife.
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Colorado Trail Explorer
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Discover Colorado’s expansive network of trails and track your experience out on them.
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Featured Routes
Castlewood Canyon Ruins Loop Featured Route 4¾mi Castlewood Canyon SPSand Canyon – East Rock Creek Loop Featured Route 6.4mi Canyons of the Ancients NMFountain Valley Loop Featured Route 2½mi
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Popular Areas
Castlewood Canyon State Park State Park in Douglas Co, COCanyons of the Ancients National Monument National Monument in Utah, ColoradoHoly Cross Wilderness Wilderness Area in White River National Forest, CO
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Leave No Trace
Plan Ahead and Prepare
Travel and Camp on Durable Surfaces
Dispose of Waste Properly
Leave What You Find
Minimize Campfire Impacts
Respect Wildlife
Be Considerate of Other Visitors
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COTREX puts information about all of Colorado’s trails in your hands, thanks to a collaborative effort by land managers at every level.
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Terms | Privacy | Legend A project by Colorado DNR + CPW + Natural Atlas