Calais migrants: Work to start on UK-funded wall Construction of a UK-funded wall near Calais migrant camp to begin soon Dubbed the Great Wall of Calais by the media, the 13 ft wall will run for one km along both sides of the main road to Calais port. Home Office minister, Robert Goodwill, said security around the port is being stepped up with better equipment. The wall is meant to protect the road from disruption by migrants, thousands of whom live at the Jungle camp. BBC