Il buco

Il buco (Italian lit. 'The Hole') is a 2021 Italian drama film directed by Michelangelo Frammartino. Its storyline centres on discovery and exploration of the almost 700 metre deep Bifurto Abyss ("Abisso del Bifurto" in Italian) in the caves of Pollino in southern Italy in August 1961.

The film was released in September 2021. It was selected to compete for the Golden Lion at the 78th Venice International Film Festival, and won the Special Jury Prize.