"Muellersches Volksbad" was Europe's largest public indoor swimming pools at the turn to the 20th century, including seperate pools for men and women (!), seperate cabins with showers, saunas and seperate cabins for dogs(!) It was built by a private foundation by Karl Mueller. The outside is second Baroque whereas the insides are in beautiful Youth Style in the same quality as the Gellert Baths in Bupest, Hungary.