<Tr> <Th> Founder </Th> <Td> City of Venice </Td> </Tr> <Tr> <Th> Attendance </Th> <Td> up to 3 million </Td> </Tr> <P> The Carnival of Venice (Italian: Carnevale di Venezia) is an annual festival held in Venice, Italy . The Carnival ends with the Christian celebration of Lent, forty days before Easter, on Shrove Tuesday (Martedì Grasso or Mardi Gras), the day before Ash Wednesday . The festival is world - famous for its elaborate masks . </P> <Table> <Tr> <Td> </Td> <Td> This section needs expansion . You can help by adding to it . (March 2011) </Td> </Tr> </Table>

When does the carnival of venice take place
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