Lights off! Moscow, St. Petersburg go dark for Earth Hour

COURTESY: RT's RUPTLY video agency, NO RE-UPLOAD, NO REUSE - FOR LICENSING, PLEASE, CONTACT http://ruptly.tv

The iconic Moscow Kremlin, along with the seven Stalin-era landmark buildings – including Moscow State University – and over 20 of St. Petersburg's main buildings and bridges were among the more than 800 edifices that switched lights off at 8:30pm local time for Earth Hour 2015.