In the end

pustynia: http://www.sxc.hu/browse.phtml?f=view&id=1228109
niebo: http://somadjinn.deviantart.com/art/Jersey-X-277898042
drzewo: http://gd08.deviantart.com/art/Tree-52-png-289404638
mod: http://love-to-share-stock.deviantart.com/gallery/