An 8-year-old boy who went missing at Arizona's Lava River Cave on Wednesday night has been found alive and is being evaluated. Tzion Maron was reported missing at around 6 p.m. local time on ...

While Arizona ... lava solidified on the surface while molten lava continued to flow beneath it. As the lava drained away, it left behind the hollow tube that exists today. The cave stretches ...

Approximately 700,000 years ago when molten rock erupted from a vent in nearby Hart Prairie, the mile-long Lava River Cave was formed. Today, visitors can explore the cave's cool, dark expanse by ...