This combination photo shows Antoni Gaudi’s La Sagrada Familia church with its lights on and after being turned off to mark Earth Hour in Barcelona, Saturday, March 27, 2010. (AP Photo/David Ramos)
This combination photo shows Antoni Gaudi’s La Sagrada Familia church with its lights on and after being turned off to mark Earth Hour in Barcelona, Saturday, March 27, 2010. (AP Photo/David Ramos)