Begin the journey at Hauptplatz, the main square that has been the heart of Graz since the Middle Ages. Admire the impressive Rathaus, the City Hall built in the 19th century, showcasing magnificent Neo-Renaissance architecture. Stroll along Herrengasse, the city's most famous shopping street, lined with ornate facades and historic buildings. Don't miss the Landhaus, a splendid Renaissance palace that houses the Styrian provincial government, featuring an Italian-style courtyard and arcaded Renaissance courtyard. Nearby, the Styrian Armoury awaits with the world's largest historic armor and weapon collection, boasting over 32,000 pieces from the 15th to the 18th centuries.