This mysterious Sardinian festival sees a horde of blank-faced equestrians compete for tin stars.

An ethereal glowing blue ocean cave in Croatia.

The big toe of this towering monument to a Croatian national hero is worn from years of superstitious rubbing.

California's own majestic geyser is powered by a subterranean volcano.

Where the polar bear watches over everything, and every drink is a double.

The unedited photograph called "Bliss" has graced the screens of over a billion computers.

The largest drain hole in the world.

The only parking meter in the entire town, it is surrounded by 100 free spaces.

Each summer, the migratory bats living beneath the bypass form "batnadoes" at dusk.

Over 300 taxidermied animals in a Californian restaurant make for a taxidermist's dream and an animal lover's nightmare.

The first U.S. town to secede from the Union, only to vote themselves right back in.

Gargoyle head that brings good luck.

Dive for drinks at Croatia's first and only underwater winery.

A wonderfully strange collection of 500+ stuffed frogs doing people things.

Decorated with a staggering 1,380 ladybugs, the installation has turned what was once a grim, forgotten nickel mine into a landmark and a statement.