These fantastically named natural pools look like something out of a Scottish myth.

One man spent 10 years building a spectacular section of road because no one else would.

This Scottish bridge seems to compel dogs to leap to their death.

It's believed a local adventurer spent 50 years living inside this cave.

One of the few Glatt kosher delis in the United States is a cornerstone of its Hasidic neighborhood.

Some of New York's best tacos can be found in the back of an unassuming bodega in Queens.

A B.Y.O.B. Mexican cantina lives inside one of the last tortilla factories in Brooklyn.

The artist and New York City icon lived, worked and died in this converted carriage house owned by another iconic artist, Andy Warhol.

This futuristic airport terminal was abandoned for decades before reopening as a hotel—with a vintage plane of its own parked out back.

Curious crustaceans support an obelisk from ancient Egypt that now stands in modern-day Central Park.

The oldest bibliophilia club in America, with exhibitions on historic books and graphic arts.

A Manhattan courthouse hides a small but scathing memorial to Holocaust injustice.

A bit of retro transportation flair preserved in the world's largest department store.

This semi-hidden Manhattan restaurant is based out of a loading dock.

The first and only carousel with a lineup entirely of insects.

One of the most enjoyable bits of history at Coney Island and “the most romantic ride in the world.”

An uber-secure, windowless tower of doom in the center of Manhattan is an NSA spyscraper.

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.

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

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

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

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

New York City's smallest piece of private property.

Elevated freight railway turned wildly successful urban park.