The remnants of two World's Fairs are here, complete with a 12-story globe, a mini-Manhattan, and a UFO-shaped pavilion.

The end of the 4 Line is also the end of the line for 300,000 souls in one of NYC's most illustrious cemeteries.

Salute the leader of the proletariat.

This iconic tattoo shop has its own onsite museum with artifacts from the early history of modern body art.

The studio of influential composer Charles Ives is perfectly reconstructed, hidden in the back of the American Academy of Arts and Letters.

One of the last Jazz Age "Wonder Theaters" in New York City.

The oldest living organism in New York City. Maybe.

A long abandoned hospital building on the outskirts of NYC.

The oldest continuously operating farm in New York State.

Long the exclusive domain of birds and vagabonds, this little-known Central Park peninsula is open to the public once more.

A Manhattan Episcopal church with an eerie underground crypt.

You must take the A train... to the last active cemetery in Manhattan.

This Bronx apartment building is officially recognized as the birthplace of hip-hop.

Berry Gordy Jr.'s old home was the original headquarters of Motown Record Corporation.

The United States’s oldest funicular railway glides up and down a steep Pittsburgh street.

Portlandia is the second-largest copper repoussé statue in the United States.

A sculpture of a salmon swimming through a brick building.

10,000 flowered plants bloom in the City of Roses.

100 massive sculptures in the Hudson River Valley.

The childhood home of the Sultan of Swat is just a line drive away from Oriole Park at Camden Yards.

This beloved Baltimore spot features caged dolls, a giant Pez collection, and many, many mannequins.

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

This free, take-a-book shop seems like a trick but isn't.

Once called the "Polish Gold Coast" it is an icon of the neighborhood that bears its same name.