Where was The Hero: Love Story of a Spy filmed?
2003 film by Anil Sharma
The Hero: Love Story of a Spy (2003) was filmed in Jungfrau, Manali, Kullu, Lonavala and Film City, 5 places named in its Wikipedia article, in Switzerland, India. Wikidata records no filming location for it at all, so the article is the only recorded source. Each place says where its claim comes from.
Places per Wikipedia's article
The Wikipedia article names 5 places. Each links to the sentence that says so.
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Landscapes & nature
Jungfrau
Switzerland
One of the main summits of the Bernese Alps in Switzerland (4,158m / 13,642 ft)
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Studios & sets
Film City
India
Film studio in Mumbai in Maharashtra, India
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Towns & cities
Manali
India
Town of Himachal Pradesh, India
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Towns & cities Lonavala
India
Hill station in Pune district, Maharashtra, India
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Towns & cities
Kullu
India
Town in Himachal Pradesh, India