Bath Days Festival is the cornerstone of the community in Bath, Michigan. They are the home of the International Bath Tub Races. Each year they hold a two day festival to bring the community together with family, fun and entertainment. Food, Entertainment, Fun and Games and most of all.... Bath Tub races for all. Enjoy cold beverages, hot food, and shopping amongst the many vendors featuring home/hand made items you can only buy at the Bath Days Festival.