This courtly monument celebrates an influential comedian who turned taking the piss out of the powers-that-be into an art.

While only two of the ancient buildings at this site are actually churches this was one of the earliest Irish pilgrimage sites ever.

According to the experts at the Guinness World's Record office, this is the longest candy counter in the world.

A gas station and a state sign commemorating the most famous claims of extraterrestrial abduction.

Two New York rooftops are home to the largest rooftop soil farms in the world.

A small park on Bourbon Street features life-size bronze statues of New Orleans musicians.

A pair of slides and a tree-lined stair corridor have been an urban oasis for nearly 40 years.

12,000 sq. ft. museum tracing erotic art from antiquity to modern times.

All unmarked mute swans on the Thames are owned by the Queen per a tradition that began in the 12th century.

A little sculpture with a large wardrobe.

Built hundreds of years ago this downtown iron barrier once protected a much despised king.

This cemetery has graves dating back to the 17th century, including the city's oldest carved tombstone and an ominous cryptogram.

A clock set into the concrete outside a Manhattan jeweler has been telling time underfoot for over a century.

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

In its day this historic fort held 100 cannons pointed in almost every direction to protect New York.

Vienna's giant wonder wheel had a starring role in one of the greatest noir movies of all time.

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

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

Brooklyn's most iconic restaurant, resurrected.

The home of aviation trailblazers, in a remote corner of the big city.

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

A decommissioned military complex that's now a modern industrial park.

Come for the pastrami, stay for the million-dollar art.

A focal point of the Cuban government, this city square features one of the most iconic images in the country.