These old doors are covered in the signatures of Rehoboth Beach artists dating back to the 1930s.

The Dover International Speedway is home to a towering, concrete-skinned, racecar-hungry behemoth.

A grotesque Fiji merman dwells within this traditional Dutch-style building.

This weeping, 10-foot-tall sculpture was a maquette for a 9/11 memorial.

World War II-era bunkers are hidden under the beaches of this picturesque park, which is still scattered with wartime watchtowers.

A desiccated merman and a walrus penis bone are among the oddities in this eclectic collection of shipwreck treasures.

The highest point in Delaware is located under a trailer so this marker across the street will have to do.

A blend of art, antiquities, and Americana fill this museum, surrounded by whimsical, enchanting gardens.

This splendid Versailles-inspired mansion has the largest French-style formal gardens in North America.

Enchanting gardens surround a derelict mansion, all hidden in plain sight behind a stone wall.

What began as an art installation is now the private drinkhaüs for a brewery's employees.

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

A tribute to the beloved, kind-hearted "homeless mayor" of Silver Spring.

FDR's Art Deco hospital tower was hopelessly inefficient.

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

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

The United States' oldest Episcopal church still in active use.

The Decoy Capital of the World.

Proto-CIA agents trained with grenades in the sand traps and fired machine guns from the fairways.

An isolated island home to one of the oldest English-speaking communities in the region and Maryland's state dessert.

A swimming hole in the historic industrial quarry that supplied the marble for the Baltimore Washington Monument.

This massive swimming pool is the high tech home to the human-powered submarine races.

Home of the physician who set the leg of John Wilkes Booth after the Lincoln assassination.

One of the only memorials dedicated to journalists who died in combat.