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

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

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

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

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

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.

This often-missed monastery, set in a scenic mountain landscape, features unique frescoes, fortifications and legends.

An impressive monument to Poland's independence.

A cluster of headless, armless sculptures looms within a popular Polish park.

An abandoned football stadium with a tragic past.

One of the few remaining casualties of the London Blitz, this destroyed church has become an enchanting public garden.

This cubist Vienna church building looks like some sort of alien stonehenge.

A unique hotel for the artistic soul.

This Slovak bridge is known both for its connection to a national uprising and its UFO-shaped eatery.

Thousands of slain Soviet soldiers are buried within the shadow of this enormous obelisk.

Dedicated to a synagogue that was destroyed after having survived World War II.

The inverted pyramid design of this station stands out amid Bratislava's urban landscape.

Admire dozens of life-size animals made from old scrap metal, nuts, screws, and valves.

A spherical "micro-nation" in the heart of Vienna.

Vienna's giant wonder wheel had a starring role in one of the greatest noir movies of all time.

A neo-Gothic church built to thank God for saving the Emperor of Austria from an assassination.

The crypt of the imposing Stephensdom holds royal intestines and thousands of skeletons.

The house that took a plunge into the facade of a museum.

A miniature train-ride through Slovenia's largest cave system.