In London’s wealthiest neighbourhoods, ‘iceberg homes’ – with massive mutli-storey basement expansions – will soon be banned

London – They emerged as a novel way for the rich and famous to expand their homes, but now multi-storey basements are set to be outlawed in one of Britain’s wealthiest areas. The London borough of Kensington and Chelsea has become the first local authority in the country to introduce restrictions on the controversial subterranean developments.…