St. Severus 50 Pfennig 1920St. Mary's Cathedral and the Church of St. Severus 50 Pfennig 1920. Erfurt, the 1260 year old state capital of Thuringia, is characterized by its medieval city centre, one of the best preserved in Germany. It is a charming blend of wealthy patrician town houses and lovingly reconstructed half timbered buildings, overlooked by the towering spires of St. Mary's Cathedral and the Church of St. Severus. {Text credit to Thuringen}