angles Australian bridge colors colours creek direction distance distant evergreens grass ground light olive-trees open park parkland path paths peaceful people perspective plants public quiet relaxing reserve reserve-park sandy shade shadows sky stream sunlight sunshine textures track tracks tranquil trees view visitors aerial-walkway angle angled arial-walkway barrier footbridge height high higher inclining mesh metal overpass patterns pedestrian perspectives protection protective raised rising safe safety secure security shadow sloping stable steel strong support supported tree-top across-the-river background blue boat cars contrast contrasting freeway gray grey motor-boat movement outdoor outdoors outside ripples rippling river riverside scenery scenic shrubbery shrubs surfaces traffic transport transportation travel truck vegetation vehicles views water waterways Asian buddhism calm concentration contemplation deep thought garden heart-searching introspection japanese Karesansui garden meditation oriental pondering quiet time raked gravel reflection relax rocks rumination self-examination soothe stepping stones stone arrangements symbolic water take a break take time out tranquilize zen cool culture exercise footpath grassed area lawns leisure lighting lights paved paving pedestrians public park recreation recreational area river views seating seats serene serenity walking walkway jet-ski jet-skiing Jetty train meditative stone