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Come to historic Alma, Wisconsin, on Saturday,July 26, 2025 as we celebrate 90 years since Lock & Dam #4 was built! With activities for the entire family, you are guaranteed to have a great “Dam” time!





Free Tours of Lock and Dam #4 are available during the Open House from 10 am to 2 pm. Open to the general public!


Let your kids bounce on our bounce house in the Town Square from 10 am to 2 pm!
Try on arms and armor from the Castlerock Museum in the Town Square before visiting the museum on Second Street!


Win prizes in our city-wide painted stone scavenger hunt by visiting participating locations throughout the city!