An “avid and experienced” 74-year-old hiker died while attempting a “strenuous” rim-to-rim trek at Arizona’s Grand Canyon ...

A hiker from Olympia, Washington, was found dead on Thursday afternoon during a hike at Grand Canyon National Park in Arizona.

A cactus no bigger than a paperclip grows across the rocky eastern slopes of the Kaibab Plateau. Its thin, long spines ...