With its densely forested landscape, Catoctin Mountain Park in Maryland doesn't easily give up its secrets. But if you have a trained eye, you can spot ancient quarries Native Americans relied on for their tools.

Much of the recent news from Yosemite National Park hasn't focused on the area's spectacular scenery, but rather on an outbreak of hantavirus pulmonary syndrome (HPS). Thus far, eight people who spent at least one night in the park this summer have been stricken, and three have died. Has this situation caused you to reconsider plans to visit Yosemite?

It's not-quite-mid-September, leaves are only starting to turn in some parts of the country, the furnace hasn't kicked on yet...but it's not too early to plan your winter adventure in Yellowstone National Park.

Not two weeks after Interior Department officials announced their decision to remove Endangered Species Act protection from wolves throughout most of Wyoming, a handful of conservation groups has announced its intention to sue the government over the move.