watershedplus: Mulberry Harbour was a type of temporary unfoldable harbours developed in World War I
watershedplus: Mulberry Harbour was a type of temporary unfoldable harbours developed in World War II to offload cargo on the beaches during the Allied invasion of Normandy. The harbour included a seawall constructed by ships in the surface and enormous concrete caissons that were floated to location then filled with water or sand causing them to sink in order to break the deeper ocean currents. More here -- source link
Tumblr Blog : watershedplus.tumblr.com
#design#military