It stands on the site of the first bathing plant of Doctor Haffner. Above the main portal there is a sculpture by Fenzloff depicting a mermaid, a triton and the coat of arms of the city. The chimney in the north – east corner is encased with a tower resembling a lighthouse, with a glassed-in viewing gallery at the top being the most attractive scenic spot of Sopot. Today this beautiful building is a Rheumatological Hospital.