source: Audi Tradition More than 20 events and many anniversary dates Highlights: Festival of Speed and Classic Days at Schloss Dyck Starting shot: the Techno Classica classic vehicle show in Essen Ingolstadt - More than 20 events in the 2018 event season will allow car lovers not only to experience the historical cars of Audi but also to join the brand in celebrating a number of anniversary dates. Among the highlights in the calendar is the 25th Festival of Speed in B...