Une goutte d'eau sur un volcan (2022) 2022, Documentary, Switzerland Une goutte d’eau sur un volcan (2022) Duration: 1H9M Description: Frédéric Swierczynski is one of the world’sleading cave divers; Sébastien Devrient a film director and mountain guide. Together they head for the Atacama Desertin Argentina, a unique scuba-diving expedition, alone andwithout back-….. Trailer ↗ Switzerland 2022 Documentary