Drone footage of old abandoned World War Two concrete barges in the Thames river, that were an integral part to get troops and equipment on to the beaches during the of the D-Day Normandy landings

drone unmanned aerial vehicle uav fly over old derelict abandoned concrete barge river thames world war two dday normandy landing submerged sunken london distance england uk united kingdom great britain birds flying nature cloudy sky day wind surfer pier metal jetty green reeds industry industrial resting