Untergang des Sonnenreiches was released in the year 1969。Untergang des Sonnenreiches is also called as The Royal Hunt of the Sun, Valloittajat, Kungliga jakten på solen, Königliche Jagd auf die Sonne, Grande strage dell'impero del sole。

The Spanish explorer Pizarro captures the Inca god-chief Atahualpa and promises to free him upon the deliverance of a horde of gold. But Pizarro finds himself torn between his desire for conquest and his sense of honor after friendship and respect develops between captive and captor.