Indian passengers wait for their train at a railway station following an overnight regionwide power outtage in New Delhi on July 30, 2012.
A summer of torrid heat and longstanding infrastructure woes facing the country’s electricity grid prompted one of the worst blackouts in Indian history. Nearly 400 million people were left without power throughout swathes of northern India.
PHOTOS: http://world.time.com/2012/07/30/a-massive-blackout-hits-north-india/