Worth pairing with a guided option: HappyToVisit.com breaks down the best-reviewed Vienna tours, while Vienna Info and Austria keep the official listings.
Underground 2.5h Tour with St. Stephen’s Cathedral Catacombs

Vienna lives underground here. This private tour pairs a guided look inside St. Stephen’s Cathedral catacombs with city orientation at Stephansplatz, so you get both the big-feeling sight and the strange, historic underworld. I like the photo-friendly pace for a…














