A town honors its legacy of traditional American Indian pipe carving with one gigantic pipe.

Could it have picked a better place to land?

The oldest continually operating golf course in the United States.

One of the largest collections of Catalan literature and cultural materials outside of Spain, created by a community of 1960s expats.

This ruined quarry once produced the distinctive red sandstone used for construction projects in Washington, D.C.

The wooded estate of the Forest Service employee responsible for D.C.’s cherry blossom trees.

Wedged between two sets of row houses is an awkwardly located family graveyard.

Built by the patriotic residents of Boonsboro in a single day.

The longest escalator in the Western Hemisphere takes over three minutes to ride down.

This dig site outside D.C. is known for its exceptionally high density of baby dinosaur fossils and dinosaur eggs.

A hidden alley in urban Baltimore is a haven for graffiti artists.

A priceless collection of the Nation's cryptologic history.

Memorializing an American tragedy of massive proportions.

A tour de force of a fountain, memorializing a man who loved fountains more than anything else.

A failed piece of Orientalism has become the proud symbol of a community.

In the early 1800s, surgery was also a show.

The headquarters of the Fraternitas Rosae Crucis, complete with Rosicrucian pyramids, all in the Pennsylvania woods.

The taxidermied remains of Charles Dickens' pet raven, which helped inspire one of Edgar Allan Poe's most famous poems.

A rare view of a preserved Victorian science museum.

A museum dedicated to the history & joys of the trail & your best chance to see hikers throwing up ice cream.

A local prank turned town icon.

This lush forest valley was once mined for lumber to the extent that it was once nicknamed "The Pennsylvania Desert."

Over 100 concrete munitions bunkers are all that remain of a Pennsylvanian village seized by the US government.

Once the "Eighth Wonder of the World," this iron railroad bridge was decimated by a tornado.