An Arizona national park had the third most visitors in 2024 of all the parks in the United States. Here's how many visited ...

Once a desert rat, always a desert rat. Hiking in the Sonoran Desert since 1969, I feel right at home among Saguaro cacti, austere crags and panoramic views. In fact, ...

Researchers have found a treasure trove of structures from an ancient civilization — by using a modern technology.

Pluto was the little planet that could — until it couldn’t. Discovered in 1930 at Lowell Observatory in Flagstaff, Arizona, Pluto was hailed as the ninth planet in our solar system.

Pluto was discovered at Lowell Observatory in Flagstaff, Arizona in 1930 and was considered our ninth planet until 2006. The International Astronomical Union reclassified Pluto as a dwarf planet ...

Arizona is home to several wildly popular state and national ... Stand on a corner: The Eagles put Winslow on the map with their 1970s hit "Take it Easy." Though decades have passed, tourists can ...