Carved into the sandstone cliffs of the American Southwest are remnants of ancient civilizations that spark the imaginations of hundreds of thousands of tourists each year. These cliff dwellings are ...

If you enjoyed this article, I’d like to ask for your support. Scientific American has served as an advocate for science and industry for 180 years, and right now may be the most critical moment in ...

Hike information has been adapted from “Wandering in the Clear Light of New Mexico” by David Ryan. The book features New Mexico’s special places and is available at local bookstores. Ryan also ...