Barcelona's only remaining tram system takes riders to the Tibidabo funicular.

Occupied for six centuries by Franciscan Order nuns, this monastery is an amazing ode to Catalán Gothic architecture.

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

This cafe offers a curated collection of treats and tipples made by monks and nuns.

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

Barcelona's historic 19th-century sewers, whose foundations were laid in medieval times, are open to the public for exploring.

An unusual stroll through gentlemen's erotica demonstrates that pornography is timeless.

This cemetery features modernist statues as strange as its name.

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

The attic of a four-century-old canal house hides a clandestine church.

This public library and its impressive collection of academic books have not changed since the 17th century.

This Dutch art piece became a Russian icon.

Lumps of significant stone from around the world surround a flaming monument for peace.

Rumored to have been frequented by Vincent van Gogh, it's the only remaining genever producer in the Hague.

A preserved building where the dead were once watched for signs of life.

Strange secondhand shop showcasing taxidermy and oddies

A dream-like maze full of strange art, surreal spaces, and fantasy landscapes to get lost in.

Hidden within a Netherlands crater is a stone bed that lets those who lie in it see the sky as a curved surface.

Inspired by "The Starry Night" this Dutch bike path turns into a glowing work of art each night.

The world's only museum devoted to the wonders of fluorescence.