FLAGSTAFF — Did you know Flagstaff is home to one of the largest lava tube caves in the country? The Lava River Cave in the Coconino National Forest stretches over a mile underground and was formed ...

If you're up for an adventure, the Lava River Cave delivers. Approximately 700,000 years ago when molten rock erupted from a vent in nearby Hart Prairie, the milelong Lava River Cave was formed. Today ...

FLAGSTAFF, Ariz. -- 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.

Authorities announced that the boy had been separated from his family on Wednesday evening as they were visiting Coconino National Forest An 8-year-old boy who went missing for over a day while his ...

FLAGSTAFF, AZ — Two boys who went missing late Wednesday into Thursday have both been located and are safe. Coconino County Sheriff's Office originally reported 8-year-old Tzion Maron missing late ...

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 ...