The Grand Budapest Hotel filmed at Schloss Osterstein, Zwickau. M Gustave is held in this Renaissance castle, which now operates as a nursing home. On screen it's Checkpoint 19 Internment Camp.
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 Zwickau and it tells you what was shot around you, how to get there, and whether you can actually go in.
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