Photos of Landmarks Around The World During Earth Hour 2013

Malaysia's KLCC Twin Towers

New Delhi's Indian Presidential Palace

Belarus' Belarusian National Library

Vienna's Hofburg Palace

Singapore's Marina Bay Sands

Hungary's Chain Bridge

Germany's Cologne Cathedral

Greece's Temple of Pantheon

Hong Kong's financial district

Belgrade's Cathedral of Saint Sava

China World Trade Center Tower III

Paris' Eiffle Tower

Australia's Sydney Opera House

Taiwan's Taipei 101

                          London's Big Ben