What used to be a sausage stand on Vienna’s Karlsplatz has transformed into a specialty cafe kiosk in 2018. The appeal here isn’t just the exemplary reuse of a public space but also the high-quality espresso-based coffees they serve at reasonable prices. You’ll have to drink it standing against the wooden counter, but that’s of course part of the experience. As is eavesdropping on engineering students who frequent Knockbox from the nearby university. Teas, beers, and pastries are also available.

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