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

A garment factory hides a small Dominican eatery in the hallway to its freight elevator.

The beautiful tunnel that ran from the lobby to Penn Station is still hidden underneath 34th Street.

During the holidays, a vintage subway train whisks New Yorkers back in time.

Hidden in plain sight on a pair of Manhattan subway tunnels are a pair of public instruments that sing to each other.

Hidden in one of New York's oldest subway stations is the final remnant of the site of the bizarre Shakespeare Riots.

This abandoned subway station can still be seen on regular commuter trips.

This unusual subway stop was originally a real estate office.

A modern zoetrope on the New York City subway.

A massive work of modern art that appears to be a crop circle in the middle of the desert.

The United States's largest hand-dug well is topped with a state-of-the-art museum.

Apartment complexes built into huge repurposed natural gas tanks.

This former coal gasification plant found a curious second life as a popular public park.

Elevated freight railway turned wildly successful urban park.

The first tunnel to be dug beneath a river, repurposed as an art and museum space.

This Parisian café sticks almost exclusively to an ethos of reuse.

One of the world's richest men bought this former paper factory and transformed it into a mall.

Step into Monet's world at this fine-dining restaurant in the middle of a New Jersey sculpture park.

Have a steam and some blini at this cafe in a century-old bathhouse.

With lush plants and flowers, huge trees, ponds, and hidden monuments, this place feels a bit like discovering Narnia.

Don't be fooled by this fake medieval facade even if it is almost 300 years old.

Created by one of England's most prolific labyrinth designers, inspired by Bath city history.

Eighteenth-century home, where Herschel discovered the planet Uranus.

This picturesque horseshoe weir was first built in the 1600s to prevent flooding in the town of Bath.