This Oakland fairytale kingdom, fiercely devoted to childlike whimsy, was an early inspiration for Disneyland.

This mountaintop beacon is only lit three times a year but shines like some kind of all-seeing eye.

A peculiar mansion built by the troubled heir to the Winchester Rifle Company fortune.

Finally the worlds of UFO enthusiasts and beef jerky lovers have come together in this roadside shop.

A museum devoted entirely to hammers has more than 1,400 items on display dating back to the Romans.

This historic Victorian hotel has a scandalous history of affairs and murder.

Megachurch turned Catholic church comprised of 10,000 glass panes.

These once-beautiful historic graveyards are set against the barren Virginia City hills.

An alley covered with 20 years of bubble gum.

Aqueducts have dramatically changed this old lake, now home to tufa towers and its very own species of tiny brine shrimp.

A 20-meter (65-foot) robot towers over Tokyo Bay.

Baroque celebration of the end of the Great Plague of Vienna.

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

This Slovak bridge is known both for its connection to a national uprising and its UFO-shaped eatery.

This Slovakian statue of an emerging sewer worker might just be a bronze peeping tom.

Daily jousts and dancing barrel makers in Munich's mechanical clock.

A little sculpture with a large wardrobe.

Thousands of tourists and residents in Cologne affix "love padlocks" on the Hohenzollernbrücke Bridge to symbolize their affections.

Da Vinci's equestrian statue, 500 years in the making.

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

Where the lovelorn find a home for their sentimental keepsakes.

Possibly the world's largest hourglass only needs to be reset every New Year's Eve.

Once the home of a hermetic monk, this cave now houses a small church.

A random tree outside a Budapest hotel has become a DIY shrine to the late singer.