If you haven't been to Colossal Cave Mountain Park in a while, a good reason to go is to hopefully see coatis running around the property. Watch a caravan of coatis take a hill at Tucson's ...

A Maierhauser has run Colossal Cave Mountain Park for the last 58 years, but a recent audit shows the cave is in need of repairs and, in the opinion of County could force out Colossal Cave's ...

Just a short drive from Tucson's vibrant downtown lies an under-the-radar county park with plenty of trails to explore the desert landscape on foot or by bike.

Coronado Cave is a limestone cave in Coronado National Memorial in southern Arizona, near the U.S.-Mexico border. It's about 600 feet long, with a main chamber and several smaller side passages.

An 8-year-old boy was alone in the woods for a night after getting lost outside the Lava River Cave near Flagstaff, Arizona, deputies said.

An 8-year-old was with his family at Lava River Cave near Flagstaff, Arizona, when he vanished, cops said. Rescuers found him the next day.