Earth Day also falls during National Park Week. Celebrated for 55 years, one billion people in 193 countries host events and ...

This summer is likely to bring bigger crowds, longer entry waits, closed trails, uncleaned toilets, uncollected trash and ...

Olympic National Park is known as one of the quietest places in the U.S., and it's home to 1 million acres of rainforest.

Ancient glaciers shaped this pristine wilderness. As these mountains of ice travelled, they carved out a dramatic landscape ...

Ancient glaciers shaped this pristine wilderness. As these mountains of ice travelled, they carved out a dramatic landscape of rugged peaks, alpine lakes ... featured in The Washington Post ...