A free 8-hectare research garden right behind the Belvedere with thousands of plant species organized into themed zones, from Austrian native flora to a cactus house, tended by the university since 1754.
52 hand-picked things to do in Vienna, Austria — 27 completely free — each with a real address, price, hours, and an insider tip. Updated July 2026.
Ringstrasse Walking Tour — Vienna's Grand Boulevard, Wien Museum Karlsplatz — Free City History Museum, Donauinselfest — Europe's Largest Free Open-Air Music Festival are among the 27 completely free activities in our Vienna list. Each entry includes the address, hours, and an insider tip.
Our 52 hand-picked Vienna activities range from free up to about $35 per person, with most under $25. Use the Free / Budget toggle on the deck to deal within your price range.
Every activity is a real, verified place or experience with a current price, address, and opening hours — hand-picked for travelers and locals. Last updated July 2026.
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