A massive collection of petroglyphs dating back some 40,000 years.

What might be the largest completely Jewish town in the world outside of Israel now faces dwindling numbers and empty streets.

Foreign invaders almost left this lovely Caucasus palace alone—almost.

A quirky house created entirely out of glass bottles combines a collector's spirit with an artist's flair.

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

Swirling layers of white and red rock earned these mountains their festive nickname.

This mysterious but iconic tapered tower appears in many Azeri fairytales and legends.

The building's fluid, wavelike walls are a true feat of architectural ingenuity.

A unique museum dedicated to culture and artistry of carpet weaving.

A gigantic collection of teeny, tiny books.

A shrine of fire worship built on top of a natural flame.

Mysterious hillside with a continuously burning natural fire.

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

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

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

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

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.

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

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.

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

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

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