Captain America, Sub-Mariner, and the Human Torch were all born in this art deco Manhattan masterpiece.

The original toys that inspired the beloved children's stories are on display at the New York Public Library.

Once considered the height of medical modernity, this structure is now the oldest remaining component of Roosevelt Hospital.

One of the last full-orchestra recording studios in New York City and an acoustical marvel.

This mosaic dedicated to John Lennon was tended for years by a Beatles super-fan.

During the holidays, a vintage subway train whisks New Yorkers back in time.

Nikola Tesla's former home contains an homage hidden from plain sight.

Dodge prohibitionists and slide through the telephone booth in Crif Dogs.

A DIY art gallery/music venue/lecture hall dedicated to video game culture.

A Pythagorean funhouse that tries, successfully, to prove that math is the coolest thing ever.

Order scoops of pandan, lychee, and black sesame at this family-run institution.

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

The world’s oldest and biggest bookstore stocking only mystery, crime fiction, espionage, and thrillers.

Blighted Irish field and the ruins of a 19th-century cottage on the edge of urban Manhattan.

A clock set into the concrete outside a Manhattan jeweler has been telling time underfoot for over a century.

More gold than anywhere else, ever.

This lower Manhattan bar is set up in an old bank vault that rests beneath a skyscraper that hides even more historic splendor.

This 19th-century Hamptons windmill was once home to modernist painter Agnes Pelton.

An eccentric playboy's astounding natural history collection.

A quirky assortment of musical marvels from around the world.

Yale University's home for rare works, including the mysterious Voynich Manuscript.

A vast collection of rare books, manuscripts & extraordinary objects illustrating the history of medicine.

This graceful little figure is a one-of-a-kind version of the cherished character.

This factory made "health corsets" that were a step towards liberating women's bodies.