The city of Flagstaff has taken big steps to preserve the clarity of its night sky. Find out the best ways to experience the ...

Plan a winter trip to the Grand Canyon with our winter guide to the Grand Canyon. Don't let a little snow keep you from ...

It's a designation from the International Dark-Sky Association, which promotes and protects locations with great nighttime environments. On a clear night in Bryce Canyon, the National Park Service ...

Ever gazed up at the stars and felt that magical awe wash over you? As cities grow brighter, it's becoming harder to ...

During that time the canyon progressed from a forest reserve to a national monument until finally taking its place as the crown jewel of the National Park System ... at the night sky while ...

Fifteen years later, when Congress again refused to create a national park, President Theodore Roosevelt stretched the limits of the Antiquities Act and established the Grand Canyon National Monument.