The mummified relic of St. Catherine sits forever on a golden throne.

The tradition of open-air secondhand and antiquarian bookselling in Paris dates back to the Renaissance.

This life-size replica of the Statue of Liberty's flame is also a tribute to Princess Diana by default.

Paris' linguistic guide to the international language of, yes, love.

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

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

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

A fearsome dragon clings to a corner of Munich's city hall.

The scars of World War II are preserved on its walls.

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

This massive statue is the personification of Bavaria and the first colossal statue of the modern period composed of bronze.

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

The footprint of a frustrated devil in Munich's Cathedral.

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

An ordinary lamppost situated in the middle of Cambridge has an unusual moniker and history.

The remains of an anti-aircraft battery from World War II look out over Glasgow.

An icon of the Battle of Britain is frozen in flight in a grand Victorian museum.

The ornate structure is part of a building boasting more marble than the Vatican.

A 200-year-old collection of oddities and medical paraphernalia.

Glasgow’s piece of the patron saint of love.

Climb this overlooked gem's spiral staircase and you'll be rewarded with spectacular views of Glasgow.

Hidden on a cobblestone street in Glasgow, a Czech Cajovna-inspired teahouse serves as a hangout for Bohemians.

Displaced highlanders would take shelter from the wet Scottish climate under the large walled bridge at Glasgow Central Station.

This stately monument has been wearing a traffic cone hat for decades much to the delight of the locals.