blue cloud clouds colored colors coloured colours conditions contrast fine formations light lighting movement perspectives shapes shining skies sky southern spreading sun textures variations various cloud formations weather white above aeroplane airplane below between flight high in-between plane travel up above spring tasmania Tassie thin vaporish vapourish wispy birds bleak darkness ocean rain sailing ship shade shadow yachts air-conditioning architecture comfort cool cooling danger equipment fans looking down machinery outdoors outside pipes plumbing rail railing roof roofing rooftop rooves safety tiles tiling crescent distant moon