Just south of Tucson lies one of Arizona’s hidden gems—Kartchner Caverns State Park, an active limestone cave system known for its rare, pristine formations and year-round underground climate.

Is Arizona's most beautiful place an iconic red rock butte, a blue-green waterfall or an otherworldly cave formation? Vote in ...

Kartchner Caverns State Park has been voted some of the best caves in the U.S. in years past.

We're getting a look at Kartchner Caverns State Park in southeastern Arizona. The park is renowned for its extensive limestone caves and stunning formations like stalactites and stalagmites. FOX ...

BENSON, Ariz. (KGUN) — Kartchner Caverns State Park is known for its diversity of minerals. On March 1, park staff spotted one that's particularly rare inside of caves here. "We started to ...