Take a look at the article I wrote about farmers markets in the Hudson Valley (New York, USA) region. They have grown in popularity within the past several years. As people become more aware of the foods they eat, they are more demanding of where it comes from.
As you will read, farmers markets have become much more diverse than simply farms offering food. There are often events such as mini crafts fairs, music, activities for kids, plus a whole range of vendors.
If you are in the Hudson Valley region, take a look at the article. It will give you a good idea what to look for when searching for markets in the area.