Portal:Germany/Anniversaries/August/August 13


 * 1876 – The Bayreuth Festspielhaus opens with the performance of Der Ring des Nibelungen
 * 1902 – Birth of engineer Felix Wankel, inventor of the Wankel engine
 * 1917 – Death of chemist Eduard Buchner, recipient of the 1907 Nobel Prize in Chemistry
 * 1961 – Construction of the Berlin Wall begins