above aerial air air-industry air-travel airservices angles arial aviation blades blue chopper colored colors coloured colours conditions copter equipment equipped fine flight flying flyover height helicopter helicopters high lighting lights observation observing patrolling perspectives police police-helicopter recon reconnaissance rotors security sky speed surveillance transport transportation travel views white appearance backgrounds bright color colour cool evergreen foliage fronds green growth leaves light lines palm palm-foliage palm-tree palms palmtree pinnate resistant shade shadows shady sharp shine shiny spreading straight strong sunlight sunshine tall temperate texture textures trees upright variations varieties variety appearances architectural building city city-views contemporary contrast contrasting distance distant distorted distortion distortions elements exterior external glass heights high-rise images linear modern office-buildings rectangles rectangular reflecting reflection reflections skyscrapers tree wall windows 3D abstract alien background cave concept creative crystals cubic design detail digital energy fantasy fiction futuristic graphic infinity landscape orange otherworld sci fi science structure three dimensional vivid yellow 1950s backdrop cartoon colourful eerie flying saucer future illustration interstellar outer space purple science fiction scrapbooking space spaceship stars UFO unidentified flying object Fractal apple blossom apple tree beauty in nature blossom bokeh. branch bud Color Image copy space flower flower bed fruit horizontal image nature no people outdoors photography plant season spring spring blossom