An immersive environment that is part haunted house, part choose-your-own-adventure, and part jungle gym.

Constructed during the 7th century this is one of the oldest largely intact Christian churches in England.

The location of the world's first telescope demonstration.

This restaurant offers a side of antiques, curios, and a bathroom chock full of owls.

Elevated freight railway turned wildly successful urban park.

A market built atop boats is one of the few floating holiday markets in Europe.

Commemorating the spot where the famous scientist fed his pigeons.

An odd, ancient window that may have once been part of a brutal prison is embedded in the side of New York's Police Plaza.

A staggering collection of photographs depicting medical, social, and historical change.

An annual extravaganza of Broadway theater memorabilia.

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

A former insane asylum despised by Nelly Bly and Charles Dickens is now fashionable apartments.

You can still ride this 100-year-old work of art in Brooklyn's largest public park.

This historic address is home to the beloved ball and is an almost totally empty building among the most expensive real estate in the world.

The crown jewel of the Queens Museum is a nearly 10,000-square-foot architectural model of the city originally built for the 1964 World's Fair.

A whimsical, but often overlooked clock in Park Avenue.

The rough and tumble president's childhood home displays the shirt he was once shot in and the speech that saved him.

Unrepaired walls from a 1920 anarchist bomb attack.

A curious fountain that has no water and includes Satan, a crab, and 9 giraffes.

The former hotel where Tesla invented the radio.

This wall on a street corner in Lower Manhattan has been a blank canvas for a rotation of renowned artists since the 1980s.

This innocent-looking townhome is actually a subway exit.

The last slot car racing arcade in Brooklyn is keeping the dream of speedy little autos alive.

Hordes of precariously balanced stone figures crowd the shores of the Hudson River.