Aguirre, the Wrath of God (1972)

Years after the fall of the Inca Empire, an expedition headed by the notorious Aguirre ventures from the Peruvian highlands into the depths of the Amazon, driven by the legend of the fabled city of El Dorado. As they face escalating challenges and perilous conditions, doubt begins to creep into Aguirre's crew, leaving them to question whether their journey will bring them untold riches or lead them to a grim fate.