How did a lighthouse wind up in the middle of this landlocked German city?

Giant stone letters dedicated to the founder of Armenia's alphabet.

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

The ruins of a medieval monastery built on a perilous slope.

An unusual double-stelae obelisk with ancient and mysterious origins.

This small shrine is dedicated to the designer of the first Russian fighter jet and his brother, who became Chairman of the Presidium of the Supreme Soviet.

A museum dedicated to traditional Armenian clothing and their designer.

Half of the Pulitzer Prize-winning author's ashes were buried in Armenia.

This little medieval church hidden in the center of Yerevan was lost and rediscovered—twice.

Destruction from Armenia's 1988 earthquake inspired an artist's sculptures of scrap metal.

One man’s collection of photography books has transformed into a charming exhibition space.

From Nazi chemicals to the CIA, this architectural marvel has played a fascinating role in German history.

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

Ancient rock-hewn town that witnessed key events of Georgian history.

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

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

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

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

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

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

In this brilliant blue spring in Germany, legend has it that a sad mermaid learned to finally laugh.

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

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

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