Metropolis (1927) is a classic silent science fiction film directed by Fritz Lang. Set in a futuristic urban dystopia, the film follows the story of a wealthy industrialist's son, Freder, who falls in love with a working-class woman, Maria, and discovers the harsh
From Wikipedia
A metropolis is a large city or conurbation which is a significant economic, political, and cultural area for a country or region, and an important hub for regional or international connections, commerce, and communications.