This beautiful 19th-century temple stands atop the ruins of its predecessor.

Among the ostentatious rococo ornamentation of this church, an image of death cuts the life-thread.

The video game-themed street art first popped up in the French city.

One of the most easily accessible examples of the rare 1960s UFO houses.

An early 20th-century bullring converted into a modern shopping center.

This colorful statue welcomes visitors to a Barcelona park.

The beams of the New College, Oxford dining hall come with an amazing story.

A plaque marks the humble origins of an artistic muse who embodied the ideals of Pre-Raphaelite beauty.

One of Oxford's greatest treasures likely belonged to England's legendary King Alfred the Great.

The spot where three Protestant clergymen were burned at the stake during the reign of "Bloody Mary."

An extraordinary collection of scientific instruments - and Einstein's chalkboard - inside the world's oldest purpose built museum building.

Used as an example in one of the first dictionary entries for "museum" in 1706.

A giant sculpture of the legendary "Salmon of Knowledge" celebrates the return of fish to Belfast's River Lagan.

The stoic structure boasts a whimsical set of stained glass art commemorating Lewis Carroll.

The Polish capital has had a deep connection to its guardian mermaid for almost a millennium now.

A menacing statue of this mythical creature can be seen at the legendary site of the monster's lair.

This fairytale medieval church in Poland originally spent centuries in Norway.

On this Polish road, an optical illusion makes cars seem to roll uphill.

Hundreds of notes give thanks to the patron saint of lost causes.

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

Those who own or stay at this 500-year-old, allegedly cursed house often meet terrible fates.

The world's largest frame offers spectacular views of the city's past and present.

This grubby wall is said to be one of the Earth's esoteric energy centers.

This floating sculpture of ice is a poignant reminder of nature's power.