Graz Opera Graz Opera Graz Opera (German: Oper Graz) is an Austria opera house and opera company based in Graz. The orchestra of the opera house also performs concerts as the Graz Philharmonic Orchestra ("Grazer Philharmonisches Orchester"). Opera had been performed in Graz since the 17th century, originally in a converted coach house on the Habsburg royal estates. The National Theatre (Schauspielhaus Graz), constructed in 1776, saw many early performances of Mozart's operas, although today (after many reconstructions) it is devoted to the performances of plays. The city's first dedicated opera house and the immediate predecessor of the Graz Opera was the
Graz in which the peasantry is taught how to organize and fight in the case of an invasion. With a strategic location at the head of the open and fertile Mur valley, Graz was often assaulted (unsuccessfully), e.g. by the Hungarians under Matthias Corvinus in 1481, and by the Ottoman Turks in 1529 and 1532. Apart from the Riegersburg Castle, the Schlossberg was the only fortification in the region that never fell to the Ottoman Turks. Graz is home to the region's provincial armory, which is the world's largest historical collection of late medieval and Renaissance weaponry. It has been preserved