A small museum filled with over 1,000 clocks, and one particular clock calibrated to run until the year 9999.

Amid the bustle and noise of the Financial District hides a secluded garden oasis above the city streets.

A discreet little stairway on St. Nicholas Avenue leads to a quaint and unexpected cobblestone street of 19th century wooden rowhouses.

This subterranean oyster house has been the pearl of Grand Central Station since 1913.

Everyone from Mark Twain to Teddy Roosevelt has a pipe hanging from the walls of this historic chophouse.

Finally, you don't have to be a pious Swedish seaman to relax like one.

Named the fifth most beautiful building in America in 1885, this former courthouse boasts the best view in the Village.

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

The fanciest public restroom in New York City boasts fresh flowers, art, and a classical music soundtrack.

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

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

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

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

The oldest surviving bridge in New York City, which reopened to pedestrians in 2015.

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

Become a prohibition rebel.

A masterpiece of LGBT art has been restored in what may now be the most valuable restroom in America.

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

More gold than anywhere else, ever.

One of only two commuter aerial tramways in the United States.

Whisper secrets in a busy station only to be heard on the other side of this acoustic arch.

This little museum is built on a theater that was once a wildly elaborate speakeasy.

The "Seinfeld" diner.

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