The Thing From Another World filmed at Cut Bank Municipal Airport, Cut Bank. This former WWII air training base served as the Arctic setting and is now an airport. On screen it's Polar research station.
Probable Named in published production coverage; the coordinate is the place itself, checked against a gazetteer.
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Venture keeps every scene location on one map, sorted by how far you'd have to walk. Open it in Cut Bank and it tells you what was shot around you, how to get there, and whether you can actually go in.
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