The vacant skyscraper Edificio Espana is seen in the background as people enjoy a sunny afternoon at Espana square in central Madrid, in this March 19, 2014 file photo. Spain's biggest bank Santander has sold the historic skyscraper to Chinese conglomerate Dalian Wanda Group for 265 million euros ($361 million), as foreign investors pile into the country's property market.[Photo/Agencies]