21 March 2012
The town of Williamsburg, Kentucky, is divided over the sale of alcohol. Video produced by the BBC's Matt Danzico.
In some parts of the United States prohibition never ended - but how much longer can the remaining "dry" counties stay alcohol-free?
It was the known as the noble experiment.
A law prohibiting the manufacture and sale of alcoholic beverages had been the dream of temperance campaigners in the United States since the early 19th Century.