From the famous Kubla Kahn formation at Kartchner Caverns to the deep history of Colossal Cave, here's what to know about 10 thrilling Arizona caves.

3 Mountain Lions Killed in Arizona Over 'Abnormal' Behavior After They Fed on Human Remains Officials with the Arizona Game and Fish Department said the animals were a "clear and present danger ...

For this reason, the mountain lions have been deemed a public safety threat. One lion killed on May 21 was a female estimated to be between 3 or 5 years old. The other two—killed on May 23 and ...

The Arizona Game and Fish Department killed three mountain lions after officials discovered that the animals were feeding on human remains near a hiking trail. The remains were found 50 yards from ...

Video shows a luxury resort in Tucson, Arizona, came close to having a mountain lion as a guest, when the hotel’s automatic doors opened for it on April 25.