black blue ceiling fairground light lighting lights metal metallic nature pavilion roof sky structure architecture background construction general iron pattern pile shadow shadows square squared squares texture abstract battered gold clip art clipart gold graphic grunge illustration clock clocks gadget retro silver tick ticktock time tock twist twisty wire metals old oxide rust rusted rusting rusty steel wheathered white blank blank scroll bronze empty funeral plate golden metal scroll plaque plate vertical without words black metal corrode corroded decay grungy industrial tool tools urban urban decay