New York City's only preserved family home from the 19th century.

A hands-on traveling collection of the innovative devices of yesteryear.

Surrounded by traditional homes, this Tolkien-esque dwelling stands out on a quiet street in suburban Maryland.

An extensive, if one-sided, history of U.S. law enforcement's war on drugs.

A memorial to a shareholder activist feared by CEOs around the United States.

Inside this old train depot resides a multi-line model train covering western North Carolina.

During the Industrial Revolution this “Temple of Invention” was full of intricate miniature machines and gadgets.

The first purpose-built art gallery in the United States is once again open as a center of craft arts.

Once part of a dam servicing an early 19th century grist mill, the tucked-way falls are a tricky-to-find urban oasis.

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

Built in 1945, this historic train station has a new lease on life with its baggage area serving as an event space.

Temporary Burning Man sculpture made of two 18-wheelers.

This propitious plastic porcine has been petitioning park visitors to pick up after themselves for more than 50 years.

An allegorical sculpture in Maryland wears the artist’s politics on its trunk.

The headquarters of the Audubon Naturalist Society is a small slice of heaven for nature lovers.

A historic cemetery filled with quirky faux wood art and unique tombstones.

The winding route passes through an enclosed alleyway, two tunnels, and leads to the White House basement.

An overlooked tribute to one of the most important peace deals in American history.

Two dozen pinball games hidden away inside a most unlikely location.

This monument commemorates the only American soldiers to have directly fought Russians during World War I.

A brass plaque dedicated to a convicted cannibal hangs in the National Press Club, and that's not even the craziest part of the story.

This mysterious petroglyph evokes the ancient swastika symbol but was later vandalized with the more troublesome Nazi one.

Famous and forgotten figures lie beneath the faded headstones and decaying planks of wood.

Where unreadable addresses are read, 24 hours a day, seven days a week.