The world’s first penitentiary, meant to be humane, drove men insane.

Artistic tombs, monuments, and a beautiful "Hall of Fame" lurk inside this cemetery.

Two very green residential towers cleaning the air in one of Europe's most polluted cities.

A fake medieval village in the middle of Turin.

A portrayal of two lamps embraced and in love.

See every month of the year personified at this opulent Turinese fountain.

Now an entertainment complex, the Lingotto building was once an avant-garde auto factory with a test track on the roof.

This building has a giant piercing through one of its corners.

The intricate geometry inside this Baroque-style dome was designed to create "terror of the human soul."

One of the oldest and most significant collections of Ancient Egyptian archeology outside of Egypt.

Depending on how it is measured, this lighthouse can claim to be the tallest in Europe and the tallest conventional lighthouse in the world.

This cathedral hides a sculpted dog that determines your fate and an unexploded shell from World War II.

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

This Wall Street bar was once a hub of revolutionary activity where Washington famously bid farewell to his troops.

Under a glass sidewalk lie the remains of some of Manhattan's oldest buildings.

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

Need to book a room at the Hotel Pennsylvania? Just dial up 6-5000.

This slender three-story building has also had several famous residents.

A dilapidated dock tells the story of Titanic’s missed arrival.

An aptly-named street near the birthplace of the modern LGBT rights movement.

The first piece of public art dedicated to LGBT rights.

Those belting out show tunes in this West Village piano bar might not realize it marks the site where Thomas Paine died in 1809.

A playground the size of a city block is a modernist monument to civic values and public housing.

This tiny movie theater was the last one in the U.S. constructed in the Nuevo Deco architectural style.