The second largest in the world, this massive underground void has its own subway.

A beautiful but deteriorating monument of Soviet architecture.

Hidden up a dusty track off the Georgian Military Road is this fascinating waterfall with mountainous views.

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

Georgia's answer to Easter Island immortalizes the nation's great poets, artists, and leaders in stone glory.

A cylinder monument with a spectacular vista commemorates a friendship that some say never existed.

Small church on top of a huge rock column.

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

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

This architecturally eclectic fortress witnessed centuries of bloody turmoil, including the massacre of its ruling clan.

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

A lively circle of dancers in the Georgian capital commemorates an ancient rite of spring.

When the Soviets destroyed the historic Armenian monastery they somehow left its bell tower intact.

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

With over 10,000 lights, this engineering marvel lights up the city after dark.

The last standing example of an ancient district's teatime tradition.

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

At this rare mosque in Tbilisi, Sunni and Shia Muslims pray side by side.

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

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

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

This extraordinary, multi-pillared monument depicts the fascinating history of Georgia.

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

Rock-hewn monastery complex with hundreds of cave structures tucked away into the mountainside.