Roswell isn’t the only New Mexico town famous for UFO’s. One year after the incident in southern New Mexico, the northern New Mexico town reportedly witnessed its own out-of-this-world occurrence.

New Mexico ranks eighth in the U.S. for UFO sightings, with 83 reports per 100,000 residents, thanks to its rich history of ...

And that permanence has made alien markers an attraction. The Aztec visitor center now hands out maps and hosts the Alien Run mountain bike race. UFO enthusiasts say they pass around road trip ideas.

Álvaro Enrigue's new novel, "You Dreamed of Empires," recounts the fateful meeting of Hernán Cortés and Moctezuma that doomed the Aztec civilizations.

Aztecs and Mexicas. For centuries, we have referred to the ancient civilization of people who inhabited Tenochtitlán as the Aztecs. It's the more commonly known term, but it's not the most accurate.