Arizona is known for iconic landmarks like the Grand Canyon and Antelope Canyon, but tucked far away from the usual tourist trails are hidden places so breathtaking and mysterious, they feel like ...

Hells Canyon is the deepest river canyon in the United States. Now scientists have solved the mystery of when it formed.

A 92-year-old man is now the oldest person on record to have conquered the Grand Canyon's 24-mile, rim-to-rim hike. Guinness World Records confirmed the feat on Tuesday, about two months after ...

Enjoy flat walking for about a half mile past manzanita, prickly pear, and agave plants as the trail contours above the floor of Wilson Canyon. Steamboat Rock juts out from the east canyon wall, and ...