abstract background brick building city color decay pattern red stone strong texture tile urban wall dried dry flowers moss Mud nature plant plants sand sandy wallpaper wither withered copy copyspace graphics ground grunge illustration presentation retro shadow space backdrop colors dark red design fresh marble marbled purple warm balks board colorful colour colourful colours faded old orange painted structure structures textures used vertical washed out weathered wood wooden worn berlin cold floating floe floes form forms frost frozen germany ice ice floe icy patterns river sheet of ice spree winter