Yesterday we let you know about some fall lodging deals offered at Wuksachi Lodge in Sequoia National Park. Today we'll continue to look at the High Sierra, with lodging specials from one property just outside Yosemite National Park, and another near to Devils Postpile National Monument.

The Pacific Crest Trail ranges from Canada to Mexico, running through Washington, Oregon, and California along the way, traversing not one but seven units of the National Park System in the process. While mountain bikers are not supposed to use the trail, recently some have been poaching sections in California.

Being lost in the wilderness is a fearful thing, even worse if you’re injured and wondering if anyone is looking for you. Each year, hundreds of people go missing or are injured in America's national parks. Test your knowledge of search and rescue facts and trivia with this week's quiz.

While most often we hear about fish, bird, or animal species needing Endangered Species Act protection, today a group is asking the U.S. Fish and Wildlife Service to extend that protection to a tree, the whitebark pine.

Climate change is global. No one country or hemisphere has a monopoly on calmer or stormier weather, on drier or wetter climates, on higher or lower lake, sea, and river levels. While here in the United States the National Park Service is trying to confront the change, on the far side of the world another country is doing what it can to protect its parks from climate change.