Copenhagen's celebrated theme park and gardens.

Eighty million natural history specimens call this gargantuan museum home.

The most famous location in China was home to whole dynasties worth of imperial rulers.

Holy Grotto of Montserrat Monastery holds one of Europe's mysterious black Madonnas.

Gaudí's famously flamboyant architectural style is on full display in this sprawling park and garden.

This one-time health resort was used by aristocrats around the world.

An underground city of salt.

Amazing and mysterious Neolithic settlement on Scotland's Orkney Islands.

Thanks to both terrific preservation and historic vandalism this ancient site is known as the "Heart of Neolithic Orkney."

Possibly the oldest of Britain's ancient henges is also one of its most stark.

This disused Cold War bunker has been restored to all of its early 60s glory.

The granddaddy of English geoglyphs dates back to the late Bronze Age.

This hilarious English intersection is an automotive whirlpool.

Giant naked man on a hillside.

The alleged birthplace of Lady Jane Grey, who was executed at age 16 for claiming the throne of England.

A real-life Professor Snape once taught in this Welsh university building, which students of course nicknamed “Hogwarts.”

The site of the most dived wreck in the UK.

A museum dedicated to the history of a terrifying secret police is now held in their former headquarters.

Go surfing on this urban wave, "hacked" by local surfers.

These bronze pamphlets remember a remarkable group of Germans who fearlessly opposed the Nazis in the very center of their power.

Golden cobblestones remember a time when this small alley was used to avoid having to give a Nazi salute.

Daily jousts and dancing barrel makers in Munich's mechanical clock.

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