02:20Plans for a nuclear-powered “floating city” cruise ship that would carry 80,000 passengers around the world have been unveiled.CGI video released by Freedom Ship imagines the £12billion vessel in action, with passengers going shopping, studying and working onboard.The ship, which will stretch over a mile long and 800ft wide, will have space for 50,000 permanent residents, as well as an additional 10,000 places for cruisers and day visitors, all served by 20,000 crew.As well as essential facilities, guests can enjoy a shopping mall, a food hall, three acres of parks, a football stadium and a spa.Roger Gooch, chief executive of Freedom Cruise Line International, told The Telegraph he feels “very confident we can put this together”.Up next