Thames Rockets speeds past P840, HMLMS Holland, London, United Kingdom

thames rockets speedboat highspeed chase playful adrenaline ride p840 patrol vessel dutch warship exciting encounter river thames adventure london sightseeing unique perspective marine traffic passenger experience sightseeing tour iconic landmarks tower bridge houses of parliament historical sights modern contrast dutch navy presence cultural exchange exciting photo opportunity social media moment adrenaline rush family fun things to do in london unforgettable experience p840 thames rocket london thames