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

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

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

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

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

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

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

Carvings in Turkey's Marble Road may have directed ancient Romans to a hidden brothel.

The ancient latrines of the Greeks, in all their public glory.

Roman ruins, natural methane fires and a lovely beach.

Hidden just under the waters around this Turkish island are the ruins of a once great city.

In this historic region, homes and churches are carved into ancient volcanic rock formations.

An artful memorial to 4,000 fateful oranges.

Padlocks cover this rickety footbridge with love.

The eerie burnt-out remains of a prominent building where 30 protestors lost their lives.

Featured in one of the most iconic scenes in cinema history.

This underground transport hub doubles as an art gallery.

The largest park in Lviv is surrounded by a network of disused rail tracks.

The dining hall that nourishes workers in Chernobyl's Exclusion Zone is also open to visitors.

A fortress built to pacify local uprising that had a stint as a Nazi concentration camp before becoming a five-star hotel.

Monumental sculptures guard many of the graves, transforming this necropolis into an open-air fine art museum.

The haunting complex honors the millions of Ukrainians who died in the forced famine under Soviet rule.

340-foot statue built to honour the Heroes of the Soviet Union.

One of the most poignant ruins of the Chernobyl nuclear disaster, the local football team's stadium has been quickly reclaimed by nature.