Venice,Italy-February 26th, 2011: Image of a group of disugised people on a terrace on Sestiere Castello in Venice during the Carnival days.The Carnival of Venice (Carnevale di Venezia) is an annual festival, held in Venice, Italy and is now established as one of the world's most colourful must-see events.The central feature of the carnival are the masks.The maks and costumes are decorated with complex designs making them stand out.During the Carnival the people are allowed to wear masks to conceal their identity from others while conversing.