The illuminated Quadriga at top of the Brandenburger Gate is seen prior 

The illuminated Quadriga at top of the Brandenburger Gate is seen prior to Earth Hour in Berlin, Saturday, March 23, 2013. Earth Hour was marked worldwide at 8.30 p.m. local time and is a global call to turn off lights for 60 minutes in a bid to highlight the global climate change.(AP Photo/Markus Schreiber)
Associated Press
The illuminated Quadriga at top of the Brandenburger Gate is seen prior to Earth Hour in Berlin, Saturday, March 23, 2013. Earth Hour was marked worldwide at 8.30 p.m. local time and is a global call to turn off lights for 60 minutes in a bid to highlight the global climate change.(AP Photo/Markus Schreiber)
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