Documentaries
El hombre que amaba los platos voladores (The Man Who Loved UFOs)
In Buenos Aires, journalist José de Zer and cameraman Chango travel to Córdoba after an odd proposal. At a burnt patch in the hills, they depict an alleged alien presence for a popular news show through increasingly bizarre staged scenes.
See more (external link) 
https://www.imdb.com/title/tt33051716/