HomeOur WorkDark Sky Places Our Work Colorado Dark Sky Places The following Colorado places have formally received IDA recognition as a Dark Sky Place. IDA Colorado members support existing and prospective dark sky places. International Dark Sky Parks Black Canyon of the Gunnison National ParkDinosaur National MonumentGreat Sand Dunes National Park and PreserveHovenweep National MonumentJackson Lake State ParkSlumgullion Center International Dark Sky Communities Norwood, ColoradoRidgway, ColoradoWestcliffe/Silver Cliff, Colorado Black Canyon of the Gunnison National Park Dinosaur National Monument Great Sand Dunes National Park Hovenweep National Monument Jackson Lake State Park Slumgullion Center Norwood, Colorado Westcliffe/Silver Cliff, Colorado Ridgway, Colorado The Advantages of IDA Recognition Publicity to draw guests Conservation of natural resources Community/Park pride For more information, see the main IDA website. darksky.org/places Requirements for Designation Low skyglow, as measured by Sky Quality Meters Lighting Management Plan Lighting Inventory For more details on the requirements for each type of designation, see the main IDA website. Darksky.org/places Join Now Join the International Dark-sky Association IDA members with a Colorado mailing address are automatically part of the Colorado chapter. Colorado chapter members get a monthly newsletter and other benefits.