With your rental car you are perfectly set to head off and explore the region. While staying local be sure to visit the Abbey Church of St. Martin and Oswald the largest Baroque church north of the Alps, famous as well for its Gabler organ. You can also make the drive out to the beautiful Lake Constance, also known as the Bodensee, for fantastic scenery and access to many attractions. Or you can just go for a road adventure into the nearby nature to other smaller towns and cities or up to Ulm. However you decide to spend your time, enjoy it with Sixt!