The location of the last witch trials of Italy, known as "The Salem of Europe."

An ancient rogue artist community hidden next to one of the world's most glitzy and glamorous cities.

The streets of a sleepy Spanish town proudly exhibit some of the world's finest graffiti.

This former Baroque palace on the historic Calle Montcada is a rare architectural gem and was once the meeting place of an aristocratic scholarly society.

One of Antoni Gaudí’s earliest buildings, built between 1886 and 1890 for the industrialist Eusebi Güell.

A beautiful but toxic fountain of mercury.

This mansion oasis contains gardens, sculptures, and fountains just off the busy Plaça Kennedy in Sant Gervasi.

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

This semi-secret storybook hedge maze is also the oldest garden in the city.

One of Antoni Gaudí's most classic buildings is well-known for its "dragon-back" design.

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

This stunning iron gate designed by Modernist architect Antoni Gaudí is filled with mythic symbolism.

One of Antoni Gaudí's least-visited works, an homage to Catalan patrimony that mixes neo-Gothic with Modernista forms.

A bronze sculpture of a monkey sits outside this factory, which has made an anise-flavored liqueur for over 150 years.

An enchanting monastery in the Spanish countryside appears lifted from a fantasy tale.

Of course Salvador Dalí lived in a castle...

Haunting monument to the German Jewish philosopher who died while fleeing fascism.

The haunting cadaver tomb of a famous French poet, playwright, and filmmaker.