National Park Mystery Plant 16 Revealed: It's a Good Looking Weed

Poker players and architects had the inside track on this one.

Updated: Winter's Work: Plan Your Summer or Fall National Park Vacation Now

Now is the time to be planning your summer or fall vacations to the national parks.

National Park Mystery Photo 31 Revealed: Lewis Mountain Negro Area Sign Exhibit at Shenandoah

An exhibit at Shenandoah National Park tells the story of an area of the park that once operated as a racially segregated facility called the Lewis Mountain Negro Area.

Coalition Plans To Sue Federal Agencies Over Air Pollution Affecting National Parks, Wilderness Areas, and Wildlife Refuges

A coalition announced plans today to sue federal agencies, including the Interior Department and Environmental Protection Agency, for failing to protect airsheds over national parks, wilderness areas, and wildlife refuges.

What Are The Top Issues Confronting The National Park System?

What are the top issues confronting the National Park System? A slew of answers could be tacked onto that question, ranging from sprawl outside park boundaries and habitat fragmentation to pollution.

Jennifer Pharr Davis Discusses Speed Hiking, Long-Distance Hiking, And Youth in the Outdoors

For some, hiking can be addicting. For Jennifer Pharr Davis, it became both an avocation and her vocation.

A Year in the Parks

The past year was very kind to me in terms of getting out to visit some of the incredible units of our National Park System. Here's a look back at a year in national parks.

Reader Participation Day: What is the Greatest Threat To Our National Parks?

It seems not a week goes by without some dire issue being identified as a threat to the national parks. One week it might be funding woes, another week pollution, another diversity concerns, and then, of course, there's climate change.

A Holiday Gift List For National Park Travelers

What do you get for that national park lover in the family? The options are more diverse than you might imagine.

Reader Participation Day: Do You Love Fall Colors, or Spring Blooms?

During my recent hike in Shenandoah National Park along the Appalachian Trail, I came upon a tight crook in the trail that carried Ivy Creek downhill amid a flurry of gold, red, orange and yellow leaves of fall. There can be no more spectacular setting that the hardwood forests of the East. Unless it's set ablaze by the pastel daubs of spring wildflowers in places such as Glacier, Saquaro or Canyonlands national parks.