In Portugal, a secluded stretch of untouched natural beauty hides at the bottom of a steep hill.

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

Eat the ultimate iteration of Portugal's most beloved pastry.

An exquisite collection of fairytale conveyances that puts most car museums to shame.

A counter-culture bookstore like no other hides in plain sight in the streets of Paris.

For more than a century, revolutionary graffiti has marked the wall of a Parisian church.

Where the high court feasted, frolicked, and high courtesans put their royal lovers' diamonds to the test.

A museum on the history of Paris, including a set of Napoleon's toiletries, Proust's room, and relics of the Revolution.

This demon atop the Notre-Dame de Paris looks utterly bored.

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

Noirish green neon marks the location of one of the oldest private detective agencies in France.

Walk upon the mementos of the dead in this Parisian courtyard paved with medieval tombstones.

Executions were once held near this beautiful 18th-century fountain.

The site where two doves fell in love.

This little-known relic crypt holds stolen parts of a Roman Empress.

The oldest stone house in Paris was built by its most famous alchemist.

A Parisian exterminator's shop whose storefront displays stuffed rats hanging from traps.

Dedicated to the art of hunting, with juxtapositions of contemporary art.

With a history of slaughter, feast, and famine, remnants of the pork industry decorate this area--even its church.

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

Offal and flawless onion soup are on the menu at this restaurant that once catered to the workers of Les Halles.

The verdant mossy ruins of a Franciscan monastery lie in the remote Sintra hills awaiting exploration.

This architectural beauty is the home to a personal collection of more than 600 examples of mechanical musical instruments.

This oddly shaped church resembles a rocket.