This rowhouse doubles as one of the most photographed spots in the nation's capital.

This outpost of America's most popular fast-food restaurant is housed inside a palatial mansion.

A former poultry store that looks like a giant duck and is one of the "seven wonders" of Long Island.

This beloved marketplace mascot poops money and grants good luck.

A tour de force of a fountain, memorializing a man who loved fountains more than anything else.

This palatial botanical garden is home to one of the largest pipe organs ever installed in a private residence, and a piece of Wood's cycad.

A secret, ethereal waterfall beneath the picturesque gardens.

This elaborate towering structure was once famed for its revolutionary height.

The taxidermied remains of Charles Dickens' pet raven, which helped inspire one of Edgar Allan Poe's most famous poems.

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

Where America’s first doomsday cult awaited the end of the world.

An extraordinary collection of vampire-themed antiques lurks on the second floor of a store.

A museum dedicated to exhibiting remarkable outsider art.

One of Antoni Gaudí's most classic buildings is well-known for its "dragon-back" design.

This enormous monument is one of the most iconic structures in Tokyo, rudely nicknamed "The Golden Turd."

According to local legend, an ancient serial killer nicknamed the “Hag” once haunted this pond.

Although damaged beyond recognition, this stone god is still said to bring good luck to those who tap on him with a pebble.

In Asakusa, Tokyo's very own Walk of Fame.

A tiny street lined with eleven distinct Tanuki statues, each representing a different wish.

Stuck in a bygone era, the oldest subterranean shopping street in Japan hides beneath the popular Asakusa district of Tokyo.

A small museum in a ward on the east side of Tokyo showcases the works of one of Japan's greatest ukiyo-e artists.

This monument celebrates this shopping district's past history as a feudal silver mint.

Luminaries from Albert Einstein to John Lennon once had a cup of coffee at Tokyo's oldest café.

Steampunk, humanoid sculptures crawl on all fours in a Tokyo plaza.