Village festival : soap box raceEvery first Sunday of the month of September, the village of Hartmannswiller is the venue for the famous soapbox race, race cars without motors piloted by adults and children over five years old. This race brings together some 60 participants determined to whiz through the narrow winding streets of the village, counting on this step to access the Alsace cup. You can also find toys for children at the village fair. Refreshment kiosk and restaurants onsite. Free.