Where was Abouna filmed?
2002 film by Mahamat Saleh Haroun
Abouna (2002) was filmed in N'Djamena and Gaoui, 2 places named in its Wikipedia article, in Chad. 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 2 places. Each links to the sentence that says so.

