Earth Hour Yo Venice!

More than 6,000 cities and towns in 135 countries worldwide switched off their lights for Earth Hour, sending a powerful message for action on climate change. It also ushered in a new era with members going Beyond the Hour to commit to lasting action for the planet. Without a doubt, it’s shown how great things can be achieved when people come together for a common cause. VENICE, ITALY - MARCH 31:  Tourists sit at an outside table at a cafe in St Mark's Square while lights are being switched off for Earth Hour 2012 on March 31, 2012 in Venice, Italy. According to organizers, Earth Hour 2012 has participants including individuals, companies and landmarks in 147 countries and territories and over 5,000 cities agreeing to switch off their lights for one hour. The Brandenburg Gate, the Eiffel Tower in Paris, Big Ben Clock Tower in London, the Christ the Redeemer statue in Rio de Janeiro and the Empire State Building in New York are among the monuments whose operators have agreed to participate in the demonstration.  (Photo by Marco Secchi/Getty Images) (Marco Secchi/Getty Images)