Picture of the Day, May 22, 2012Annalee Newitz5/22/12 7:08pmFiled to: Picture of the Day39EditPromoteShare to KinjaToggle Conversation toolsGo to permalink DAWN IN THE CYLINDER | Concept artist Mikko Kinnunen created this amazing environment, showing the sun rising at one end of a massive cylindrical habitat. See more of his work on his site. Advertisement Want to read today's io9 stories a different way? Check out our blog view. You can also catch recent episodes of the io9 TV show We Come from the Future, or visit Observation Deck, our general discussion forum.