Big Bend National Park protects a chuck of the West Texas desert where the road ends at the Mexican border. The skies are as large as the horizon, and after the sun sets, the night sky glitters ...

I’m on a sky island, another name for the Chisos, Davis, and Guadalupe mountains that rise out of the surrounding Chihuahuan Desert and have their own distinct ecosystems. Sky Islands Tour Book ...

Isolated mountain ranges topped by 10,000-foot peaks rise from intervening desert valleys and grasslands, prompting the nickname “Sky Islands.” A unique array of geographic, topographic and climatic ...

U.S. News Insider Tip: The summer outdoor flight show, Raptors of the Desert Sky, is extremely popular, costs $5 extra and sells out fast, so reserve your ticket early. Wildlife specialists work ...

and surreal sky islands—mountain ranges separated by nothing but desert—like the Santa Rita and Huachuca ranges. On the culinary front, Tucson holds the title of America’s first UNESCO City ...

For hours already, the hikers have been trudging uphill, above them a fantastically starry night sky ... from the desert city of Alice Springs through the West MacDonnell Range, a mountain ...