Building began on the Madrid branch of the Apple Store recently and in the basement, workers uncovered the remains of a hospital built in the 1400s. According to a report by El Pais, the designs of the 6000-square-metre store have now been altered so that the floor traces the outline of the ruins.Related StoriesApple's Tim Cook, Eddy Cue arrive at Sun Valley conference, ready to strike TV deals?Judge finds Apple guilty of e-book price fixing, Apple to appeal