Austrians watering down wine and creating the unforgettable summer drink, Americans inspiring Harry’s Bar; the Italian city is a giant of cocktail history, writes Susan L Schwartz , who has just brought out a new guide to how to drink in Venice – and make its best mixes at home Stay ahead of the curve with our weekly guide to the latest trends, fashion, relationships and more Stay ahead of the curve with our weekly guide to the latest trends, fashion, relationships and more Stay ahead of the