More than 250 sakes are available in an izakaya hidden in the basement of a Midtown office building.

The only gallery in New York dedicated to olfactory art and the exploration of scent in art.

Home to a dizzying array of letterpress blocks with a rich history.

This theater opened in 1998, but both the building and the puppeteers who perform there have a distinguished history.

Long-secret natural history museum, featuring the skull of a "Terror Bird."

One of the last doorless, continuously moving elevators still in use in the U.K.

This memorial honors thousands of enslaved Africans and their descendants who died in colonial New York.

A hidden bar inside an ad agency has a deliberately misleading name, so employees can stay late under pretext of paperwork.

A remnant from the golden age of aviation still in use today, Pan Am's Clipper service took off from this Art Deco gem.

This curved Manhattan building was built to house the opulence of John D. Rockefeller's oil empire.

Every year model trains zip through a miniature New York City that's now 150 landmarks strong.

This historic building housed the surviving crew members of the Titanic, who were left destitute after the wreck.

Spinning silently in the lobby of an Art Deco masterwork is a massive vintage model of the Earth.

Built as a gift to the hottest tastemaker of the time, these hidden quarters remain an Art Deco showpiece.

A quiet and contemplative oasis in the middle of New York's bustle and riot.

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

A Hell's Kitchen synagogue that has counted stars of stage and screen among its congregation.

The French deconstructionist had a weakness for baked goods.

This magnificent herd of stampeding elephants has been frozen in time for over a century.

Here be dragons.

This nearly invisible wire transforms much of the city into one big, symbolic home on the holy day.

A memorial marks the library lobby where Langston Hughes' ashes are buried.

The mosaic Star of David at the front of this store hints that it's no ordinary Italian grocer.

Walking around West Harlem reveals a scavenger hunt of beautiful bird murals.