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

The walls are decorated with whimsical murals painted by the creator of the Madeline franchise.

Great place to have a drink and a bite to eat in an atmosphere laden with New York's Bohemian past.

Once the tallest building in the world and the site of "the highest dinner ever held in New York" this building now holds the most expensive penthouse in the city.

Love, knishes, and best wishes from this legendary Lower East Side bakery.

A band of aerialists and circus performers putting on incredible shows in East Williamsburg.

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

This former Norwegian sailor's church is slowly being taken over by ramshackle robot musicians.

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

The oldest surviving synagogue in New York City is now a soaring art space.

The oldest operating apothecary in the US has treated everyone from Thomas Edison to Mark Twain.

Just your average Marie Antoinette–themed speakeasy in an abandoned 19th-century subway tunnel.

A very classy 1920s-era bar right in Grand Central Station.

A restaurant on Staten Island showcases a different grandmother’s cooking every night.

Sniff the Titan Arum's rotting flesh.

The "Seinfeld" diner.

Read a book next to a Midtown waterfall.

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

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

Try not to get slimed in Tribeca.

It reportedly took three years to sort through all the objects in this eclectic lifelong collection.

Collection maintained by the legendary designer.

A peculiar forest that was handcrafted for government experiments.

Everything in this miniature world was handmade from matches, paperclips, wires, tin cans, and other everyday objects.