angles appearance background below beneath bridge concrete deck light lower lower-deck perspectives piers pillars reflections secure solid steel strength strong structure structures surface surfaced surfaces texture textured textures thick under undercover water abstract alien aluminium aluminum chrome colours dez pain fill gleam graphic metal metallic patterns ridges sci-fi science fiction shine space swirls xymonau black bomb concept fantasy futuristic orb orbs reflection robot robotic satellite scales shiny wierd bar brass bright brilliant building cladding construction geometry gold golden industry iron material plate polished regular shining smooth beams brushed circle grey highlight modern New reflective rotation round specular stainless style wall anti-slipping circles circular color colored colors colour coloured embedded pavement pavement grips paving safety speckled squares girders