Picnic At Hanging Rock, Peter Weir, 1975

During a rural picnic, a few students and a teacher from an Australian girls' school vanish without a trace. Their absence frustrates and haunts the people left behind.

Sedmikrasky, Vera Chytilová, 1966

Two teenage girls, both named Marie, decide that since the world is spoiled they will be spoiled as well; accordingly they embark on a series of destructive pranks in which they consume and destroy the world about them. This freewheeling, madcap feminist farce was immediately banned by the government.