Collaboration between the National Park Service, Washington's National Park Fund, and the Mountain Rescue Association has led to a snug shelter for search-and-rescue team members at Mount Rainier National Park to recover in after their missions on the mountain.

Hawai'i Volcanoes National Park's Kīlauea and Mauna Loa volcanoes are the two National Park System volcanoes that have garnered most news during the past year, but the volcano that is Mount Rainier National Park isn't without activity. Just the other day it released a "debris flow" that, while not uncommon, is not an everyday occurrence at the park.

Nearly two decades after Congress passed the the National Park Air Tour Management Act that called for the plans to police the airspace over the National Park System, the Federal Aviation Administration and National Park Service are promising to create some plans, according to Public Employees for Environmental Responsibility.

If you look hard enough, you'll find mathematics everywhere, even in nature. Photographer Rebecca Latson has photographed that geometry, both manmade and natural, during her national park visits and shows you how to see the obvious (and not-so-obvious) lines, angles, circles, arcs and ellipses to improve your compositions and create beautiful national park photos of your own.