Are you looking for an activity on a rainy day? Wander around the interesting displays at Museum of Contraception and Abortion. There's always an opportunity to learn something new.
This Rudolfsheim-Fünfhaus museum is a good place to begin your day of sightseeing. There's loads to enjoy nearby, like Schönbrunn Palace, Vienna State Opera, and Hofburg Imperial Palace. Take your time at Museum of Contraception and Abortion before hitting up these other fine attractions.