Venice is a city in Italy.
The Scooby-Doo Show
The gang went to visit their friend Antonio in Venice, Italy, and found that he's haunted by the ghost of an ancestor, the Ghostly Gondolier, who seeks to steal the ancient necklace/family heirloom Antonio wears! (A Menace in Venice)
Scooby-Doo (DC Comics)
The gang traveled to Venice and discovered that the Phantom of the Canals has been driving off all the tourists. (The Italian Hellion)