Landscapes & nature
Rheinwald
Valley in Graubünden, Switzerland
Wikipedia names Rheinwald as where 1 film or series was filmed; its page links to the sentence that says so. Wikidata records no shoot here yet.

Filmed here, per Wikipedia
Wikipedia says these were filmed in Rheinwald. Each title’s page links to the sentence that says so.
HeidiFilm2015
Filming locations nearby
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Towns & cities
Sufers
Switzerland · 4 km north-east
Municipality in Switzerland
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Towns & cities
Rheinwald
Switzerland · 9 km west
Municipality in Graubünden, Switzerland
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Landscapes & nature
Viamala
Switzerland · 16 km north-east
Gorge and pathway in Grisons, Switzerland
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Towns & cities
Albula/Alvra
Switzerland · 23 km north-east
Political municipality in the Albula region of the Swiss canton of Grisons
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Towns & cities Malvaglia
Switzerland · 30 km south-west
Village and former municipality in Serravalle in the canton of Ticino, Switzerland
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Landmarks & buildings
Waldhaus Flims
Switzerland · 31 km north
Hotel in Switzerland