Gelsenkirchen is recognized for its coal mining and steelmaking history, but guests will in recent times find eco-friendly Area, theatres and boat cruises, along with industrial heritage during the Ruhr location.?i?m honest-Perform trong t?t c? các tr?n ??u vòng b?ng (tr? one ?i?m cho m?t th? vàng, tr? 3 ?i?m cho m?t th? ?? do h?u qu? c?a hai th