barbed wire barbs barrier danger double fence fencing gray grey metal restraint sharp silvery spirals strands twists wire architecture Australia building cloud condominium Melbourne modern neighbourhood red sky skyscraper tower block Urban design window Balearic Islands boulders elements majorca mediterranean rough rural slope Spain spanish stones walls background Cornish cornwall England english geology Great Britain lines natural nature rock sedimentary texture worn yellow abstract ceiling Cloud Forest glass grid pattern repetition roof Singapore symmetry animal animals ass donkey Eeyore field forest grass kadzidlowo mammal moke pasture sweet walk wood attached bolted durability durable firm frame roofing see-through steel steel roofing frame strength support trusses belt bolts bronze equipment handles pipes pump secured supply turning valves water wheels curved edge home house norway norwegian overlap slate stone tiles atmosphere city damp rain rain spattered window roofs rooves spatter street scene textures wet