Viennese of at least middle class may visit a number of balls in their lifetime.[clarification needed] Color lithograph of Vienna, 1900 During the latter half of the 19th century, Vienna developed what had previously been the bastions and glacis into the Ringstraße, a new boulevard surrounding the historical town and https://vienna36890.blogrenanda.com/27864439/5-einfache-fragen-Über-wien-beschrieben