cable cables dangerous electric electricity high insulator pole poles railway train voltage wire wires wiring away blue clouds keep limit out post security sign signpost signs sky stay warning cattle fields grass green grid metal power pylon rural sheep transmission artificial corner field flag football grow line lines play soccer stadioon stadium vane autumn baskets bracket decorative display England english flowers Great Britain hanging pillar town urban breakwater cloud coast coastline HDR Nyberg ocean rocks sea stones water wood bull cow cows Gran Canaria mountain road Spain british columbia building canada canadian flagpole fly historical nation national old provincial antarctica cold frozen icy lanscape polar Ross Sea snow South Pole volcano Apulia coastal cove fishing Gargano inlet Italy platform Puglia shore trabucco