The Great Dictator filmed at Malibou Lake. Around this lake in the Santa Monica Mountains, filming took place for the battle sequences and a duck-hunting episode.
Probable Named in published production coverage; the coordinate is the place itself, checked against a gazetteer. This is an area, not a spot. The coordinate is its middle, so use it to navigate to the place and not to line up a shot.
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Venture keeps every scene location on one map, sorted by how far you'd have to walk. Open it in a new city and it tells you what was shot around you, how to get there, and whether you can actually go in.
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