One of the cave cities of Crimea, built by the Goths in the sixth century.

This magnificent Crimean estate was once a playground of the Russian elite.

One of the windiest peaks in Crimea is home to an incredible set of cable bridges.

A castle perched precariously over the Crimean Sea.

The longest trolleybus route in the world, from Simferopol and Yalta.

A geological oddity topped with a 2,000-year-old pagan temple.

This Armenian monastery was carved out of cliffs and named after the spear used to stab Jesus.

This ancient monastery complex was transformed from an island to a peninsula when the lake was partially drained.

Hundreds of intricately carved Armenian stone crosses can be found within this huge cemetery.

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

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

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

Underground monastery and fortress.

Fortified homes of highland warriors that are still in use today.

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

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

This ancient village and its adjoining cemetery have a beautiful history of death and remembrance.

The world's tallest statue of a woman wields the world's tallest sword and is at risk of toppling over.

The Nazis lost more men trying to take this Russian-held Stalingrad apartment block than they did when taking Paris.

An enormous Soviet aircraft, the only one of its kind, stands at the deserted shore of the Caspian Sea.

The largest Buddhist city in Europe is a haven for chess fanatics.

This small canyon is home to a treasure trove of geological oddities.

Jurassic clays where the dinosaurs once roamed.

Mysterious spherical rocks in the semi-desert of western Kazakhstan.