The Holiday Folk Fair is an annual three-day festival celebrating cultures from around the world. Thousands of visitors attend the Fair each year. It is held the weekend before Thanksgiving in West Allis, Wisconsin, at the Wisconsin Exposition Center of Wisconsin State Fair Park. It is billed as the largest indoor international festival in America. The Fair is sponsored and organized by the International Institute of Wisconsin, a not-for-profit social service agency that promotes cultural understanding. Al Durtka is its current president.