Tonto National Forest is no stranger to mystery and urban legends, and is home to some of the best hidden attractions in Arizona. In fact, legend has it that many of the caves in the forest are ...
When the Arizona sun cranks up the heat, even a short walk outside can feel like stepping into an oven. That's when it makes sense to go … downward. Going underground is one of the best ways to escape ...
A research team led by Northern Arizona University has produced the first three-dimensional map of more than 10 kilometers of cave passages hidden inside Grand Canyon National Park, completing the ...
Scientists are mapping hidden cave systems beneath the Grand Canyon to uncover how snowmelt on the Kaibab Plateau feeds Roaring Springs, a vital water source for the park.