Explore the mysterious underworld of Vienna on this exciting walking tour. Experience the diverse and eventful history of the city with a professional tour guide. You begin the tour at Michaelerplatz, where you can feel the city's 2,000 -year history. Building work exposed part of the old Roman city. A cellar from the 17th century and part of the old city wall can also be found here. Nearby you will find St. Michael’s Church, which has more than 4,000 people buried in its crypt. See the wonderfully preserved mummies of rich and notable figures. You will then be guided through a few more basements.