Northern lights....

[chicot60]

http://ppcdn.500px.org/72551867/ee00f0ea826763dc8dfb0cabd04d8433d76e151a/2048.jpg

Northern lights from space
http://i.imgur.com/QB2yh9u.jpg



http://i.imgur.com/AfvDyEi.jpg

Icelandhttp://i.imgur.com/XOfSV2P.jpg




http://i.telegraph.co.uk/multimedia/archive/02539/potd-aurora_2539760k.jpg

http://i.imgur.com/icgVtsQ.jpg

http://blogs.reuters.com/fullfocus/files/2010/11/1111201042_BOY.jpg