Crossing the Line -- Film Description:
"Crossing the Line turns the politics and conflicts of a playground sandbox into an allegory for the way nations treat one another, and the borders seem to do more harm than good. Vistas - 13 short films on the theme of 'nationhood'. Produced by the National Film Board of Canada and APTN."
-- National Film Board of Canada

Source:
National Film Board of Canada. "NFB -- Vistas - Crossing the Line / Vistas - La division." National Film Board of Canada. http://onf-nfb.gc.ca/en/our-collection/?idfilm=57288.