How do you do? Non è una vera e propia domanda e l'intonazione non sale alla fine della frase; a questa espressione si risponde semplicemente How do you do?
Built on a tidal lagoon,Venice is often affected by high tides, especially in October, November, and December. Acqua alta (high water) is when the water level rises more than 80 cm and floods the lowest-lying parts of the city. Sirens are sounded to warn Venetians when there is a risk of flooding.