CORDOBA, SPAIN - JULY 23: Visitors walk in the Mosque-Cathedral of Cordoba on July 23, 2013 in Cordoba, Spain. Southern Spain is among the most popular tourist destinations in Europe. (Photo by Sean Gallup/Getty Images)
CORDOBA, SPAIN - JULY 23: Visitors walk in the Mosque-Cathedral of Cordoba on July 23, 2013 in Cordoba, Spain. Southern Spain is among the most popular tourist destinations in Europe. (Photo by Sean Gallup/Getty Images)