Abandoned museum from the last days of Soviet domination, with a unique Brutalist design.

This mesmerizing architectural wonder will take your breath away with its unusual color patterns.

An ancient stone fortress considered by many to be the eighth wonder of the world.

The medieval castle built as headquarters for the Pope's secretive Knights Templar.

This giant sculpture made of trash is a critique of society's wastefulness.

Nestled in the mountains of Portugal is a tiny village made almost entirely of schist.

The best place in the world to buy tinned fish.

A Mexican Romeo-and-Juliet-esque legend has given this super-narrow alleyway a reputation for romance.

Mexico's astounding mummy museum with "the world's smallest mummy."

One Portuguese poet described this cape, the westernmost point in mainland Europe, as "where the land ends and the sea begins."

Hundreds of lucky felines haunt the ruins where Caesar was murdered.

Unusual building appears to be haphazardly built from randomly piled bricks.

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

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

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

A Nesting Doll of Churches.

In Rome’s Jewish ghetto, a 200-year-old bakery still makes the neighborhood’s historic sweets.

The engineering wonder and pleasure dome of a much-maligned emperor still holds undiscovered secrets.

This sprawling market is a one-stop shop for traditional Kazakh foods, from mare’s milk to sheep’s head.

Nicknamed Kazakhstan's Grand Canyon, this natural wonder lies east of Almaty near the Chinese border.

These rugged, color-stained mountains hold the secrets of the Kazakh desert.

Ancient barriers wrap around what was once an important stop along the Silk Road.

This "tower of death" has acted as an observatory, a religious hub, and an executioner's lair.

An underground world of gorgeous, palatial metro stations designed as a nuclear shelter complex.