"Margravial Opera House. Bayreuth, Germany"
"The Margravial Opera House, one of the masterpieces of Baroque theater architecture, built between 1745 and 1750 Commissioned by Margravine Wilhelmine, wife of Frederick, Margrave of Brandenburg Bayreuth, it was designed by the famous theater architect Giuseppe Galli Bibiena."
Considering they still work... why we making stupid ones now? The vertical design is mich safer and more efficient than the pinwheel.