Acqua alta in Venice - instructions for use
Acqua alta in Venice is a frequent topic in the media all over the world. But how does it work exactly? Here is some useful information from Venice Municipality site: "The acqua alta, as the seasonal flooding is known, is a natural phenomenon, which has always been a feature of Venetian life.
Usually, tidal events have a very short duration. For example, when the high tide reaches a maximum value of 120 centimetres, it lasts an average of less than an hour and a half.