https://joy.videvo.net/videvo_files/video/free/2017-03/large_watermarked/160929_041_London_PoliceBoat_1080p_preview.mp4 Police Boat on River Thames A tracking shot of a police boat on the River Thames, London. 1080pboatbritainbritishcapitalcityEnglandgbkingdomLondonmarinemetropolitanpatrolpolicepolicingprotectriversecurityThamestownU.Kukunitedurbanwestminster