Perhaps the tiniest sculpture in Saint Petersburg is a little bronze finch inspired by a song.

This warehouse-gallery-shop hybrid showcases Mexican craftwork at its best.

A cluster of historic bathhouses built on the famed hot springs that gave the Georgian capital its name.

The secret room where early Bolsheviks cranked out propaganda fliers on a smuggled printing press.

A small but hugely whimsical theater where marionettes play out the "The Battle of Stalingrad."

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

The best place in the world to buy tinned fish.

Catering to broken dolls for almost 200 years, this repair shop is now a charnel house of doll parts.

This charming candle shop has been in business since 1789.

Legacy of the earthquake that nearly wiped Lisbon off the face of the Earth.

A museum dedicated to the famous Mexican illustrator's iconic calaveras.

Hidden behind a wall, Spanish nuns distribute their signature sweets on a revolving tray.

This Oaxacan town is known for its colorful fantastical creatures hand-carved by local artisans.

A rotating cast of guys and dolls in front of a Washington, D.C. building.

The deepest metro station in the world.

340-foot statue built to honour the Heroes of the Soviet Union.

An Art Nouveau building covered in animal gargoyles and grotesques.

Gargoyle head that brings good luck.

When a supermarket opened up shop within a medieval building it became protected by UNESCO on a technicality.

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

This historic timepiece is thought to be the only public clock in the world that keeps lunar time.

A number of craters left by fatal mortar strikes have been filled with red resin to remember those lost during the Siege of Sarajevo.

The place where World War I began.

A war-torn Olympic relic is being overtaken by graffiti and nature.