The HD Mountains are located in southwest Colorado. They are part of the San Juan Mountain range, which are part of the

Rocky Mountains The Rocky Mountains, also known as the Rockies, are a major mountain range and the largest mountain system in North America. The Rocky Mountains stretch in straight-line distance from the northernmost part of western Canada, to New Mexico ...

External links

San Juan Mountains The San Juan Mountains is a high and rugged mountain range in the Rocky Mountains in southwestern Colorado and northwestern New Mexico. The area is highly mineralized (the Colorado Mineral Belt) and figured in the gold and silver mining industry ...

Save the HD MountainsToo Wild to Drill (PDF)
San Juan Mountains (Colorado) Landforms of La Plata County, Colorado Mountain ranges of Colorado Ranges of the Rocky Mountains {{mountain-stub