World-famous, Pink's still manages to keep its prized cult fetish status.

A mysterious "wedding cake" castle in the middle of the urban desert.

The 5.5-mile ring of steel posts around the Capitol Building is one of the largest (and most uniform) of its kind in the world.

This mysterious structure by the Washington Monument is a flood barrier designed to protect the White House against rising waters.

Those with a sharp eye can find the hidden image of a German Shepherd on the memorial's Mural Wall.

Scenic mount trashmore, Virginia Beach's most curious waterfront still has a couple of secrets.

The graveyard holding the remains of George Washington's slaves was forgotten for nearly 200 years.

One of the last active volcanoes on the Eastern seaboard.

An unusually designed bridge from the 1920s was built to withstand the tides and winds of Maine.

While most wind tunnels test scale models, the "Cave of Winds" was large enough for actual airplanes.

A precariously balanced rock perches on the edge of a cliff created tens of thousands of years ago by glacial erosion.

The last holdout of a pre-Civil War rebel who took the matter of slavery into his own hands.

This Rhode Island mansion was a stand-in for the exteriors of Collinwood in the original "Dark Shadows" series.

This small-town pizzeria won the Hollywood lottery.

A Wild West jailhouse that slid down the mountainside.

Holding multiple historical boats and an entire 19th century village, this New England attraction is the largest maritime museum in the world.

The "lovely red Vega" of the legendary record-settling pilot.

This public square capitalized on a single Eagles reference to bring some life back to an Arizona town.

In Tucson a giant metal snake helps pedestrians cross a busy highway.

Statue in Salem of the woman who starred as the witch Samantha in the sitcom "Bewitched."

Equal parts record-breaking temple to consumerism and bizarre fun park, it's more than you think it is...

This historic graveyard monument is dedicated to a tragic victim of witch trial hysteria.

One day a year it is legal to jump off of this astoundingly tall bridge that spans an Appalachian gorge.

Quirky castle designed by the American actor best known for portraying Sherlock Holmes on stage.