anchorage anchored at-anchor background boat boat-pens boats dark dark-skies dark-water distance distant expanse-of-water harbor harbour marina mast masts moored moorings navigation outdoor outdoor-sports outdoors outside pastime recreation sail sail-boats sailing sailors sea security skyline stormy stormy-skies tied-up transportation travel views water waves wealth weather winter wintry yachts at anchor bay boat pens catamarans expanse of water Hong Kong motor boats outdoor sports penned pens popular sails ships sight-seeing sport success tied up tourism trimaran yacht club advice alert appropriate-behavior appropriate-behaviour behavior behaviour caution communication dangers fast freestyle freestyling fun information informing jet-ski jet-skiing limitations limited manoeuvrability mobility movement power-sport restricted restrictions risk risky river riverside safety sign signs speed transport warning warning-sign watch watch-out water-sports waterways wave-runners motor-boats Australia dark skies dark water Jetty sail boats stormy skies action active activity adult buoys care couple culture dinghy enjoy man motion motor boat motoring people power power sport quick rubber dinghy skill spray summer tourists trail turn water sports woman CBD city city center city centre city skyline cityscape Perth balance dare driver entertainment extreme handling hire jet ski jet skiing male personal watercraft rental stand-up personal watercraft wild