Mulan filmmaker Niki Caro has signed on to direct Beautiful Ruins for Sam Mendes' Neal Street banner and Steven Spielberg's Amblin Partners, the studio announced Tuesday. The film is based on Jess Walter's bestselling novel, and will be adapted by scribes Mark Hammer and Chiara Atik, working off an earlier draft from Micah Fitzerman-Blue and Noah Harpster. Set in an Italian seaside village in 1962, the story follows a charming young man who runs a hotel with no guests -- that is, until an American starlet -- Elizabeth Taylor, I presume -- arrives fresh from the set of Cleopatra and …