A haven for book enthusiasts across the street from Retiro Park.

One of Madrid's oldest trees, with a long and colorful history, resides in El Retiro Park.

One of the best examples of the modernist movement in Madrid.

This historic fountain is a favorite neighborhood meeting point.

The Spanish king's private bathroom embraced the idea of a porcelain throne.

A window into a long-lost world, these colorful tiles advertise a long-defunct range of purgative teas, harmless smokables, and diarrhea cures.

At this century-old barbershop, clients used to be entertained with a glass of brandy and a cigar.

After the queen of Spain had a dream where these statues fell and crushed her, they were removed from the palace and given new homes around Madrid.

Known as the Casa de las Siete Chimeneas, this haunted 16th-century manor has a dark, mysterious past.

Along the pavement of this neighborhood in Madrid are quotes from famous authors.

Kingly French toast comes soaked in milk or red wine, then drizzled in a citrus-perfumed syrup.

The fountain marks the area where hundreds of accused witches were burned at the stake.

The sign marks one of the endpoints to mainland Britain's longest overland travel route.

Cut into a sheer cliff face, these stairs are the only way to reach a secluded Scottish harbor.

A collection of short standing stones covers this hillside.

An abandoned village where the ruined foundations cling to a cliff.

The oldest church in Inverness witnessed the brutal executions of many Scottish soldiers.

The curious underground history of keeping Paris clean.

A museum of carnival attractions where you are invited to ride the rides.

This surreal statue brings a famous French novel about a supernatural cad to arresting life.

A horde of stray cats rule in this secluded Parisian cemetery under a bridge.

Original cabaret handbills, posters, and feline artwork are a purrfect highlight of the Museum of Montmartre.

The water-powered carriages are long gone, but for over a century this funicular railway has been the fastest route to the highest point in Paris.

Down a cobblestone alleyway is a museum dedicated to Romanticism, with a secret garden.