Imperial Circuit
- Schönbrunn Palace: Book timed entry online; allow 3–4 hrs for palace + gardens + Gloriette
- Hofburg Palace: Imperial apartments, Sisi Museum, Silver Collection in city center
- St. Stephen's Cathedral: Climb South Tower (343 steps) for panoramic city views
- Belvedere Palace: Klimt's "The Kiss" housed in baroque upper/lower palace complex
India tip: Vienna City Card includes discounts at all four attractions + unlimited U-Bahn. Calculate your itinerary to confirm savings before purchasing.