[caption id="attachment_23057" align="alignright" width="300"] Iranian to join millions worldwide for Earth Hour[/caption]
Iran big cities like Thousands of cities in Asia and Australasia plunged into darkness on Saturday evening to mark Earth Hour.
since 2007, when 2.2 million residents of Sydney participated by turning off all non-essential lights, Earth Hour being held each year in many cities. Many other cities around the world adopted the event in 2008 and in 2013 Earth Hour is being held on March 23, 2013 from 8:30 p.m. to 9:30 p.m. during participants' local time.

Iran joined Earth Hour in 2011, and Tehran municipality turned some buildings off for first time. in 2013, some other cities like Isfahan, Rasht and religious city of Qom would join this global event. All events would hold by municipalities in these cities, also some buildings and squares  would turn off their lights including  2 famous tower, Milad and Azadi in Tehran.

It seems that Iranians are interested in such non-political events and they join environmental movements to show another face of Iran.