A museum of co-operativism housed in the birthplace of the modern movement.

A stone obelisk towering over the surrounding countrysides beckons hikers across the rolling moors.

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

An open-air "garden" of mural art that changes weekly.

Nondescript elevator doors open to reveal a stunning, surreal world.

This tower is all that remains of a 19th-century schoolhouse that became a famous music venue before its destruction.

The house in the middle of the motorway.

One of the oldest and certainly best preserved Cistercian abbeys still in existence.

The last of the 19th-century booze-free bars has been slinging teetotal tonics for over a century.

Abandoned for decades, trains still pass through the now-restored remains of one of Madrid's first metro stations.

Be on the lookout for the symbolic insect all over the city.

This Georgian architectural masterpiece is the only cloth hall left in Britain.

A metal tree emits eerie, melodic notes on top of Lancashire's Crown Point.