Over 100 towers were built in Bologna during the Middle Ages, but only 22 survive.

One of the largest cat sanctuaries in North America is considered a "Club Med" for felines.

The picturesque birthplace of Icelandic democracy is drenched in the blood of its brutal past.

This valley of hot springs and boiling mud pots is home to the record-holding "Geysir," which originated the English word.

If a glacial river suddenly diving into a sheer chasm via a dramatic, multi-stage waterfall isn't peak Iceland, it's certainly close.

A collection of more than 12,000 shoes, displayed in a building shaped like a shoebox.

A natural arch offers panoramic views of Yangshuo's karst hills.

The world's longest outdoor covered escalator system transports commuters through Hong Kong's hilly terrain.

The gloomy ruins that inspired Bram Stoker to bring Dracula to life.

Seat of the Duke and Duchess of Devonshire for centuries.

A modern English garden of eccentric beasts, follies, and oddities.

Astonishing rock formations dot the Brimham Moor landscape.

The glowing blue Nymphaeum of Emperor Tiberius.

2300-year-old Roman road connecting the empire.

Three floors of musical instruments coming from all corners of the world and hundreds of years of musical history.

A little sculpture with a large wardrobe.

One of the Seven Wonders of the Modern World holds the world's tallest metal staircase.

Famously misunderstood wonder of the ancient world

This decommissioned DC-3 now forever points into the oncoming wind.

The narrowest street in Canada was once a spot for dastardly doings, now a historic piece of Chinatown.

"Girl in a Wetsuit" is what happens when a sculptor has to find a way around a 100 year old copyright.

Surprisingly Delicious Asian-Style Hot Dogs.

270 million year-old forest of stone.

Cold war icon and onetime "hole" in the iron curtain.