A gorgeous Northern Lights video by Markus Kiili from Ylläs, Lapland, Finland in September, 2015.
Aurora Borealis enthusiast Paul Williams was flying from London to New York when he spotted the Northern Lights out his window. He balanced his camera on his backpack and took nearly 800 images that he later combined into this stunning timelapse movie. You can see some of the still images in this Flickr set. (via Smithsonian) Read the rest