Days before salvage workers attempt the historic task of refloating the marooned Costa Concordia, newly released video has revealed the ghostly world — frozen in time — deep inside the luxury cruise ship. Police divers entering the 950 foot (290 m) vessel, which smashed into rocks on the Italian island of Giglio in 2012, have captured startling footage of shredded metal work and eerie staircases, shops and corridors, as well as drifting possessions and furniture.