A Porsche heir has caused quite a stir in an Austrian community—and not because of his latest supercar. Wolfgang Porsche, grandson of marque founder Ferdinand Porsche, wants to dig a private tunnel through a mountain so he can build and access a 12-car garage under his home. The proposed project, reminiscent of Batman’s famed cave, has divided Salzburg residents, The Drive reported. The 81-year-old Porsche bought his 17th-century mansion back in 2020 for around $9 million, The Wall Street Journal reported. Though the home—once owned by Austrian writer Stefan Zweig—is one of just a few buildings located on the Kapuzinerberg, a hill that overlooks downtown Salzburg, and is neighbors with landmarks made famous by Mozart, it has a bit of a problem: To get to the property, you need to drive up a rather windy, narrow road. That’s where the suggested private tunnel, which would be accessible from downtown, and..