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

A cemetery in Barcelona's Poblenou district is home to this touching funerary statue, which depicts death in the form of a winged skeleton.

A beautiful but toxic fountain of mercury.

The oldest of the three remaining bridges in England with buildings on top of them.

The shell of a medieval fortress offers commanding views of the area it once protected.

More than a million titles fill the labyrinthine shelves of this prestigious private library.