A display of torture devices used in the Spanish Inquisition and other scourges of medieval Europe.

Translating as "The Jump of the Girlfriend," this stunning waterfall has a tragic legend behind it.

This architectural oddity is an oasis of green on the outskirts of Valencia.

Of the many chalices in the running for the Holy Grail, this one in Valencia Cathedral sure looks the part.

A daily pyrotechnic celebration marks a beloved tradition during Valencia's festival season.

Beautiful tiles decorate many of the town's surfaces and stand testimony to its glorious artistic history.

Bask in the 19th century grandeur of an eccentric Freemason millionaire's private gardens.

A once grand hotel now sits eerily abandoned in the Catalan countryside outside Barcelona.

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

Mountain where Jesus was first tempted by the Devil.

An architect transformed this abandoned cement factory into his castle-like workshop.

This imposing modern citadel started out as a home renovation project.

The abandoned ruins of a beautiful medieval castle just outside Barcelona.

A gravity-defying "devil's bridge" that has a surprising architectural feature for its stability.

A medieval church with largest and oldest collection of Renaissance frescoes in France.

A well-preserved medieval village nested on a rocky outcrop and surrounded by a network of cliffs, natural bridges and canyons.

This French "sea of rocks" is packed with stunning rock formations and its own medieval castle.

France's highest manned weather station is the only one still inhabited by meteorologists.

The world's tallest bridge is also possibly the most elegant.

The world's most famous cheese caves.

The opulent home that inspired Tintin's Marlinspike Hall and the adventures within.

Sacked by Vikings, blessed by William the Conqueror, dealt a fatal blow during the French Revolution—these ruins have seen it all.

The Church of the Annunciation was carved into the face of a cliff, just like the rest of the town of Haute-Isle.

To the famous surrealist artist, liberty required two torches held high.