It is finished throughout in an exceptional selection of materials including a silver travertine and limra limestone external cladding, plus Calacatta, Onyx and Patagonia marble interiors offset by metallic trim. Roberto Cavalli wall coverings adorn all main rooms, brightened up by Spanish chandeliers. Home automation is integrated into the design, along with indoor and outdoor speakers. All four floors are served by a glass lift and a dumbwaiter. An impressive double-height atrium leads into ...