On route to an old-growth Eastern hemlock stand, we’re waylaid by a hiker keen to share her sighting of a Lady’s Slipper, a prolific orchid with a pink, pouch-shaped flower that she has confused with the rare Hooker’s orchid the park wants citizen scientists to keep an eye out for. We pause to admire ruby red teaberries and bunchberries with tiny but showy white “flowers” made up of four oval bracts, rub sweetfern to inhale its namesake scent, and gently finger the ragged lung lichen that proliferate on tree trunks.

A lawsuit filed against the United States on Thursday claims that the Caneel Bay Resort at Virgin Islands National Park legally belongs to the company that has operated it since 2004 and asks a federal judge to declare the Interior Department has no legal claim to the property.

The National Park Service will once again host the annual celebration of Independence Day on the National Mall, the nation’s most important civic space and home to more than a dozen memorials that commemorate great Americans and significant events in our nation’s history.

Sure, you might think you know what this picture depicts. But that's just part of the challenge in solving the Traveler's Mystery Photos, which are returning to the site after a hiatus.To correctly solve it, you need to fully identify the photo and where in the National Park System it came from. Simple, right?