Incredibly, five different versions of this film were shot simultaneously. (1) a 70mm version in the Grandeur process for exhibition in the biggest movie palaces; (2) a standard 35mm version for general release; (3) a 35mm alternate French language version
La piste des géants (1931)' (4) a 35 mm alternate Spanish language version
La gran jornada (1931), and (5) a 35 mm alternate German language version
Die große Fahrt (1931). The three alternate language versions were shot with (mostly) different casts.
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