People gather around the illuminated Brandenburg gate before the lights were turned off to mark Earth Hour in Berlin, Saturday, March 29, 2014. Earth Hour is marked around the world, with millions ... more 
People gather around the illuminated Brandenburg gate before the lights were turned off to mark Earth Hour in Berlin, Saturday, March 29, 2014. Earth Hour is marked around the world, with millions expected to turn out the lights to raise awareness about climate change. (AP Photo/Markus Schreiber) less 
1 / 1
Associated Press | Photo By Markus Schreiber
Sat, Mar 29, 2014 4:33 PM EDT