An isolated village literally built into the crevices and rock formations of a mountain.

Touching the iron railings of Tarragona's balcony to the Mediterranean is said to bring good luck.

This magical space partly designed by Antoni Gaudi is one of the best examples of romantic gardening in the Mediterranean.

This work of art was conceived as a mosaic originally designed to decorate a car dealership.

An elaborately decorated house sits on an otherwise quiet street.

Built between 1901 and 1908, this building is one of the most iconic examples of modernist architecture in Spain.

This king penguin is a knighted brigadier of the Norwegian Army.

This small sculpture honors a shuttered bookshop that was the site of a fiery act of protest.

This former train tunnel is filled with lines from a poem crafted by Robert Louis Stevenson.

Neon artworks light up this dark Edinburgh tunnel.

A sculpture in a secluded garden honors one of Edinburgh's most innovative thinkers and city planners.

This statue stands as a message against the ills of Apartheid.

This historic timepiece was a popular meeting place for romantic rendezvous in the 1960s.

This painting of a beloved dog will be on display at the Scottish National Gallery at long as the museum exists.

This modern work of art was a refreshing addition to one of the oldest theatres in the city.

On the outskirts of Edinburgh, a trio of topiary created by one man over the course of more than 20 years.

One of only three examples of a stained glass window manufactured by the Tiffany Company in Scotland.

Designed to illustrate two parts of the human psyche.

Edinburgh’s version of the Sistine Chapel is this former church, with an interior covered in paintings done by one woman over the course of nearly a decade.

This hidden garden boasts amazing views of Lyon.

A neighborhood church's unusual abstract stained glass was the final project of avant-garde artist Jean Cocteau.

This building’s ghostly exterior reflects its former lives as a prison, school, and funeral home.

A colossal sculptural lion built by the same man who designed the Statue of Liberty.

The little tuxedo cat survived the trip, then languished in obscurity.