One of the most enjoyable bits of history at Coney Island and “the most romantic ride in the world.”

Neon signs that grace the windows of Bergdorf Goodman's and Tiffany & Co. come from this studio in Brooklyn.

From scholastic to sepulchral - now under reconstruction.

Nondescript elevator doors open to reveal a stunning, surreal world.

Mysterious 500-year-old tapestries depict a unicorn hunt.

A tunnel once abandoned now thrives with graffiti art as an off-limits makeshift gallery.

This cemetery has graves dating back to the 17th century, including the city's oldest carved tombstone and an ominous cryptogram.

Elevated freight railway turned wildly successful urban park.

New York's oldest magic store.

Manhattan’s Battery Park has a whimsical carousel full of spinning, glowing fish.

This abandoned subway station beneath the Waldorf-Astoria hotel is allegedly used to secretly transport presidents.

La Monte Young and Marian Zazeela's "Dream House" will immerse you in an ever changing world of sound and light.

A beautiful and abandoned New York subway station from 1904, complete with chandelier.

An overgrown and largely forgotten cemetery lies hidden within the outskirts of Amsterdam.

Three connected pink triangles memorialize persecuted gays and lesbians throughout history.

This historic Amsterdam bar used to accept sailor's monkeys as payment.

An ancient passage filled with stalls selling used books, once frequented by Vincent Van Gogh.

This 22-floor tower's Skydeck offers panoramic views of Amsterdam.

Cat art as far as the eye can see.

Museum preserving torture methods from the past.

An Amsterdam street lined with antique shops each one dedicated to a different obscure collection.

The world's only museum devoted to the wonders of fluorescence.

Dedicated to the victims of one of the deadliest hurricanes to strike the United States in recorded history.

An unusual college football tradition involves burying pieces of sod from competitors' turf, replete with tiny coffins and headstones.