Rising artificial night-time light in urban areas disrupts circadian rhythms and may harm health, while dark-skies lighting can reduce sky glow and energy use.
This 20-mile-long Utah National Park Has the World's Largest Hoodoo Collection-and It's Part of the Mighty Five
Bryce Canyon features the world's largest hoodoo collection, amphitheaters, hiking opportunities, and dark skies; plan at least a day and a half to explore.
As light pollution increases, West Texas works to protect the world's largest 'dark sky reserve'
Davis Mountains State Park offers some of the darkest nighttime skies in the world, attracting visitors to enjoy celestial observations under minimal light pollution.