One of the most beautiful bookstores in the world hides a neo-Gothic interior behind an art nouveau facade.

The highest point in Belgium is a staircase to nowhere.

The tiny Belgian town's ancient version of Mardi Gras involves eerie wax masks, sticks for warding off evil, and ostrich plume hats.

Descend into the tunnels to experience the life of a coal miner.

A little sculpture with a large wardrobe.

From Tintin to the Smurfs, Europe's greatest graphic icons are celebrated in a grand Art Noveau gallery.

Climb inside an iron crystal magnified 165 billion times its normal size.

The real faces of Venice beach captured on Romanesque columns.

A black and white mural stands out from its psychedelic surroundings.

An historic and oft-filmed spot for musclebound iron pumpers on the Pacific coast.

After starting as a whimsical tourist attraction that eventually found its way to ruin, these renovated canals offer a lush and exotic locale on the Pacific Coast.

Hollywood's most famous landmark, the "temporary" sign that has stood for decades longer than intended.

Home to nearly a third of the world's mud volcanoes, Azerbaijan is home to a messy, bubbling, and sometimes explosive landscape.

Tower with a double-helix spiral, adorned with letters of the Georgian alphabet.

Take respite inside this jaw-dropping church while climbing the volcano where Georgia's Prometheus was once chained.

A gleaming white and undulating tower marks the border between Georgia and Turkey.

A museum glorifying the life of Stalin, located in the city of his birth.

A literally moving statue of stacked metal giants just continually trying (and failing) to find love.

Unusual building appears to be haphazardly built from randomly piled bricks.

The charmingly disheveled clock tower of Tbilisi's puppet theater.

Small church on top of a huge rock column.

These Stalin-era industrial 'death traps' hang lifeless above the city

Underground monastery and fortress.

The university library shaped like a giant piece of Swiss cheese.