Aerial tracking shot of a cargo ferry passing under the QE2 Dartford Bridge on the River Thames that links Essex to Kent in the UK

maritime thames river thames dartford dartford bridge dartford crossing bridge toll m25 a282 transport travel infrastructure uk england kent essex traffic water river london aerial aerial view drone landmark link qe2 queen elizabeth river crossing motorway tracking wide toll road hgv rush hour british engineering architecture suspension bridge road bridge thurrock flowing traffic crossing boat ferry cargo shipping logistics ship