Before Sunrise filmed at Kleines Café, Vienna. The tiny café on Franziskanerplatz where they call their imaginary friends.
Probable Named in published production coverage; the coordinate is the place itself, checked against a gazetteer.
Venture keeps every scene location on one map, sorted by how far you'd have to walk. Open it in Vienna and it tells you what was shot around you, how to get there, and whether you can actually go in.
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