Monument to a brutal, ineffectual US bombing campaign and a sobering reminder of the human cost of the Vietnam War.

This tiny Vietnamese village is known for eating snakes and serving their still-beating hearts in shots of vodka.

Ho Chi Minh's perfectly preserved body has been on display here since 1975.

Hoax, mistake, or evidence of dinosaurs in human times?

Built by King Norodom to honor his late father.

One of the most photographed buildings in a city known for its Modernista architecture is an abandoned squat.

The oldest giants in Catalonia are now displayed in a 14th-century Gothic church.

Step inside the first house designed by Catalan architect Antoni Gaudí, considered to be one of the first Art Nouveau buildings.

A once-secret library of Freemason history in Catalonia.

A temple to modernity, tucked away amid Barcelona's more well known museums.

The studio of Catalonia's most famous theatrical designer remains exactly as he left it.

One of Europe's largest supercomputers is housed inside of a disused chapel.

These secluded and abandoned anti-aircraft defenses have become one the most scenic viewpoints in Barcelona.

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

Mountain where Jesus was first tempted by the Devil.

This cemetery features modernist statues as strange as its name.

The remaining relics of the patroness of Paris lie in a chapel under a striking double spiral staircase.

This charming cobbled backstreet is the most Instagramable street in Paris, much to the residents' annoyance.

The only remaining collection of flayed figures made by French "madman" Honoré Fragonard.

This innocuous-seeming building is actually the remnant of a major wartime brothel.

Architect Le Corbusier built his friend a cubist house to match his impressive collection of cubist art.

A museum which takes visitors to the côté obscure of Paris.

Saintly bones pressed into a wax effigy of a Catholic superstar.

Exquisite wall sculptures carved in secret by an early quarryman in an obscure corner of the Paris Catacombs.