The top 5 Adventures in Vienna? Visit Schloss Schönbrunn. Eat traditional Austrian food at Plachutta restaurants. Enjoy pastry and coffee at Demel. Do a museum crawl at the MuseumQuartier Mumok (Museum of Modern Art) and Leopold Museum, Kunsthistorisches, Hofburg once home to the powerful Habsburg dynasty (rulers of the Austro-Hungarian empire), visit the Kaiserliche Schatzkammer (Imperial treasury), and The Sisi museum.