Step off the desert trail and into Arizona’s longest cave, where crystal formations and subterranean wonders await.

BENSON, Ariz. — Deep inside the dark, damp caves of Kartchner Caverns State Park lies something that sounds more suited to a fairy tale than to a rock formation. The so-called Big Room holds the world ...

Kartchner Caverns, southeast of Tucson near Benson, is one of Southern Arizona's top attractions. The cave, operated by the state parks department, opened a new room, the Big Room, to the public in ...

Scientific findings from the subterranean world will see the light of day Saturday during a Cave Fest event at Kartchner Caverns State Park. Presentations - which are free to visitors who pay a ...

While Arizona is famous for its stunning landscapes and dramatic rock formations, some of the best things to see here are underground. Arizona has numerous famous caves — some readily open to the ...

BENSON, Ariz. -- For those amazed by the beauty of what they've seen already at Kartchner Caverns, said by some to rival that of New Mexico's much larger Carlsbad Caverns, the best is yet to come.

PHOENIX — Kartchner Caverns State Park is taking volunteers for the summer season. The park, located near Benson, helps visitors connect to the environment by visiting the caves, hummingbird garden ...