Sky Above and Mud Beneath (French: Le Ciel et la boue, lit.

It won the Academy Award for Best Documentary Feature[3][4] and was entered into the 1961 Cannes Film Festival.

[5] The film documented a 7-month, thousand-mile Franco-Dutch expedition led by Pierre-Dominique Gaisseau, into uncharted territories of what was then Netherlands New Guinea.

[2] The expedition began in the northern region of the Asmat.

The group interacted with tribes of cannibals, headhunters and Pygmies; battled leeches, hunger, and exhaustion; and “discovered” and named the Princess Marijke River, named after Princess Maria Christina (Marijke) of the Netherlands.