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

A gigantic collection of teeny, tiny books.

Mysterious hillside with a continuously burning natural fire.

This extensive collection of vintage Soviet cars is the only one of its kind in the Caucasus.

You'll find just about anything in this funky Tbilisi flea market.

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

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

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

Luxury hotel turned into a refugee camp, then turned back into a luxury hotel.

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

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

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