This series of Baroque passageways in Vienna's cultural center mix old architecture with modern art.

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

Baroque celebration of the end of the Great Plague of Vienna.

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

The topiary maze at the Habsburg hunting lodge.

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.

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

A crumbling cathedral condemned by an earthquake.

In a busy Oaxaca market, a nearly century-old drinks stand still serves family recipes from giant clay pots.

A 16th-century monastery boasts a lush array of plants native to Mexico’s most biodiverse region.

The oldest natural aquarium in the United Kingdom.

An Anglo-Saxon cross inscribed with possibly the oldest written work of English literature.

Beasts and branches swirl in sandstone carvings, interrupted by one strange creature.

Detailed sandstone carvings show an array of symbolism and adorable animals.

Rare collection of medieval books under lock and key.

The largest known medieval map of the world.

A popular day's outing in Bovington consists of watching military tank driving practice.

A local museum honors the overlooked discoveries of Mary Anning, one of the first professional fossil hunters.

The world's only managed flock of mute swans was established as a factory for monk meat but is now an adorable sanctuary.

65 million-year-old chalk outcroppings mark the end of the Jurassic Coast.

This astronomical clock is the second oldest in England.

This ancient bridge made of stone slabs is said to be reserved for the devil to sunbathe.

Northern Ireland's Brobdingnagian stepping stones.