Tourist Office in Guebwiller - Opening days: From october to april : from monday to friday 9am-6pm. Saturday 10am-5pm. Closed on sunday and public holiday From mai to september (except on july and august) : from monday to saturday 9am-6am. Sunday and public day 10am-12am and 3pm-5pm July and august : from monday to saturday 9am-7pm. Sunday and public holiday 10am-1pm and 3pm-6pmTourist Office in Soultz - Opening days From september to june : from monday to friday 10am-12am and 2pm-5pm. Saturday 10am-12am. Closed on sunday and public holidays. Im july and august : from monday to saturday 10am-12am and 2pm-6pm. On sunday and public holiday 10am-12am.