A 110-pound gray wolf that appeared to have become too familiar with human foods was put down by Yellowstone National Park staff recently.

An Indiana man has been indicted on six counts alleging child abuse stemming from rim-to-river-to-rim hikes in Grand Canyon National Park with his three grandsons during some of the hottest days of the summer.

As the fall color season winds down in the Arizona high country, there's another sure sign winter is on the way: Most facilities on the North Rim at Grand Canyon National Park will close for the season on October 15. The area remains open for visitors for another month or so, depending upon the weather, and all operations continue as normal at the park's busy South Rim.