This small memorial honors a ferocious feline and local hero.

A Dutch passageway's artistic, aquatic-themed makeover pays tribute to the capital city's famed waterways.

One of Amsterdam's narrowest houses is located right across the canal from its widest.

An ancient passage filled with stalls selling used books, once frequented by Vincent Van Gogh.

Europe's first floating restaurant is home to a hilarious legend.

Established in 1638 to battle the Black Death, Hortus Botanicus Amsterdam is a treasure trove of rare flora.

This 19th-century pub features stained-glass windows celebrating Victorian-era "champions."

This abandoned Victorian-style house was built in 1884.

The world's second-largest sundial, made entirely out of stone.

America's oldest archaeological site or a muddled case of wishful thinking.

This collection of lakeside pagodas and temples are flanked by giant lions, tigers, and dragons as well as their welcoming maws.

A thriving community of Taiwanese art.

This attraction is part anthropological journey and part amusement park.

This 38-drawer structure claims the superlative title, but it isn't the world's only giant filing cabinet.

Stand at the center of this lakefront sundial, and you'll become part of the timepiece.

The ghostly remains of what was once the world's richest copper mine.

A desert ghost town—occupied for only 12 years—was once home to more than 500 silver mines.

Odd outsider art installations surround a Gold Rush-era ghost town.

London's smallest police station is barely the size of a phone booth.

An ancient Viking runestone hidden in plain view in Stockholm's old town.

It is said that each of the white stones in the red facade of this medieval house represents the head of a murdered Swedish noble.

There are hidden patterns on the subway seats of some Stockholm metro cars.

The ancient dwellings of the Puebloans, located in the cliffs of majestic mesas.

Life-sized sculpture of a blue whale made of hand-recycled plastic trash.