(via) Dig this custom-designed pizza oven, made of concrete and faced with roughly 7500 special cut mirror tiles. And yes, it actually turns. “The mechanism allowing the oven to rotate is hidden underneath the baking surface where the heat does not damage sensitive parts.” It’s the main attraction at Pizzeria Disco Volante in Vienna, and was put together by a group of pizza-loving architects and designers from the Viennese collective Madame Mohr. More photos here.