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

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."

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

Intertwined, interspecies trees which locals believe can grant boons to lovers.

Inside this Icelandic greenhouse, geothermal energy keeps tomatoes warm and growing.

The picturesque birthplace of Icelandic democracy is drenched in the blood of its brutal past.

This stunning concert hall has become a symbol of Iceland's national recovery.

If a glacial river suddenly diving into a sheer chasm via a dramatic, multi-stage waterfall isn't peak Iceland, it's certainly close.

An encyclopedic collection of mammal penises.

One of the tallest buildings in Iceland, and perhaps, the most visually impressive.

Southern Italy's spinning top village.

A dead saint, a deadly poison, and a mysterious holy ooze.

A long-buried ancient ruin unearthed right in the middle of the city.

A 1,000-year-old church holds the bones of the Christian martyrs who died hiding inside it.

Extraordinary objects lurk in this quintessential regional museum.

Its unique collection details the history of the state's svelte railroads.

Witnesses claim the Virgin Mary statue outside the church once mysteriously shed a single tear.

These bronze sculptures sow whimsy by hamming it up on a pedestrian mall.

1513 Turkish world map, full of European state secrets and snarky commentary.

This World War II bunker now survives as a documentation of the Nazi regime and war crimes.

Cold war icon and onetime "hole" in the iron curtain.

What started as a tongue-in-cheek shrine is now a full-blown museum celebrating "The Hoff" and his longtime love affair with Berlin.

A 12th-century fortress containing some of Berlin's oldest buildings.