The Three Musketeers filmed at Landsee Castle, Landsee. Medieval castle ruins here are where D'Artagnan, after challenging each musketeer, ends up fighting beside them against the guards.
Probable Named in published production coverage; the coordinate is the place itself, checked against a gazetteer.
Planning the trip? The Austria travel atlas covers money, language and getting around
Venture keeps every scene location on one map, sorted by how far you'd have to walk. Open it in Landsee and it tells you what was shot around you, how to get there, and whether you can actually go in.
Download Venture for iOS Android