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

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

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

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

A building so large that it has its own weather.

The former home of the Nobel Prize-winning American writer is now home to dozens of six-toed cats.

A monument celebrating the idea of reaching inaccessible places.

The chefs at El Diablo use heat generated by an active volcano to cook the food.

Visit a surreal landscape so otherworldly NASA actually used it to train the Apollo 17 crew.

This beautifully verdant lagoon is tucked below a massive volcano in a crater atop a black pebble beach.

A narrow, atmospheric street in Old Town Teguise, steeped in dark history and local legend

Partially collapsed lava tube and cave system complete with concert hall, underground pond, and unique albino crabs.

Despite the name, these small saltwater swimming pools have nothing to do with the Romans.

Dynastic Home of the De Piro Family.

A lover's walk between hilltop towns, decorated with graffiti love notes.

One of the best-preserved Roman amphitheaters is still used today, but for less brutal events.

Festival of Perpetual Life and Rebirth.

The majority of the highest mountain in Poland is actually located in a different country.

The 700-year-old fortress was the site of Count Orlok's castle in "Nosferatu."

On a teardrop-shaped island in the Danube, the ruins of a convent and the final resting place of a saint.

Once the home of a hermetic monk, this cave now houses a small church.

A 19th-century artistocrat's mansion, turned into a library, hidden in a modern library.

This Hungarian castle was built out of cardboard and wood until it proved so popular that it got upgraded to stone.

Late at night, the bust of the "Dracula" actor was snuck onto the facade of this Budapest castle.