CultureMission World Heritage: VeniceTo view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 videoCulture07/12/2015July 12, 2015Venice and its lagoon were added to the list of UNESCO world heritage sites back in 1987. But for the historic old town, in particular, its popularity with tourists represents the greatest threat to its existence.https://p.dw.com/p/1Fw5DAdvertisement