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 ...

iFly Phoenix has a giant wind tunnel and offers indoor skydiving ... down below the Earth’s surface and explore one of Arizona’s caves. They’ve been developing and growing for millions ...

In 1988, the Kartchners, with Tufts’ and Tenen’s help, secretly sold the caves to the Arizona State Parks. Ironically, they realized that development was the best way to protect the caves.

Arizona’s latest “show cave” (HCN, 4/24/00: Down under: Arizona boasts the ‘show cave of the century’). Chew questioned whether the 12-year, $28 million effort to turn the pristine cave ...

Arizona has numerous famous caves — some readily open to the public, some not. Some, like Kartchner Caverns, are renowned for their stunning beauty, filled with awe-inspiring formations that ...