A unique seaside cave where Aleister Crowley faked his own death.

The corpse bride of Portugal.

Portugal’s highest lighthouse has one of the most impressive focal planes in the world.

These small, triangular, colorful houses are a staple of Madeira Island.

This glass skywalk offers vertiginous views down the volcanic cliffs to the beach below.

Two towns are linked by an engineering marvel masquerading as a boring suspension bridge.

Giant topiary dog once played a role in a terrorist bomb plot.

Stripes of human ashes cover a back lawn in the most sought-after burial grounds in Paris.

One of the last umbrella repair shops in Paris upholds the nostalgic art of umbrella making.

The spiral staircase hidden inside this giant Parisian column was likely built for Catherine de Medici's astrologer.

Beggars were miraculously "cured" of their fake ailments when they returned home to this 17th century Paris slum each night.

A lush vertical garden blooming in the heart of Paris.

Order a boozy baba au rhum at the oldest patisserie in Paris.

The post-apocalyptic remnants of a bucolic town ruined by a plane crash.

In one of the world's smallest countries, a royal's personal winery is open to the public.

This former peat factory was transformed into an observatory before being abandoned once again.

What was once rural farmland owned by the Dominican Order is now an artisanal crafts market enveloped by Santiago’s urban sprawl.

A 300-foot-long Cold War submarine floats in a Chilean River as a maritime museum.

Despite the groans of archaeologists, this astounding groups of Bronze Age petroglyphs have been painted red for tourists.

A sculpture of a courtesan towers above Lake Constance, recalling a church scandal.

A wooden crucifix that survived a catastrophic earthquake, stared down a tyrannical aristocrat, and still draws Santiago’s faithful centuries later.

Once the center of power for the region's various factories.

Only electricity pylons carrying both AC and DC circuits.

A 16th-century fortress that was a Nazi-era prison and execution site, now a silent memorial.