This building was once a town hall, a fire station, a prison, a dairy market, and the target for two marksmen.

A little-known ruin with a convoluted history and a fascinating latrine drainage system.

A perfectly running 230-year-old silver automaton and music box.

With over 100 jam-packed rooms to explore plus elaborate tea services and events, the Mansion on O Street is a hidden treasure.

The final resting place of the tragic king and queen of the Jazz Age is tucked away in a small Maryland graveyard.

This might just be the TARDIS of bookstores.

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

This local gem houses the largest collection of pre-Raphaelite paintings outside of the U.K.

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

Don't get it twisted: This is the oldest pretzel bakery in the United States.

The oldest farmer's market in America is so ancient it was approved by the King of England.

An outlandish shoe shaped house built by an eccentric millionaire.

A dramatic, 360-degree recreation of Pickett's Charge in the Civil War.

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

A unique sculpture park that specializes in the huge and bizarre.

This Delaware River bridge is emblazoned with a catty slogan from a more prosperous time.