The Lyon Metro is a rapid transit system serving the Lyon Metropolis, France. First opened in 1974, it currently consists of four lines, serving 42 stations and covering 34.4 kilometers (21.4 mi) of route. A notable feature of the Lyon Metro is its state-of-the-art automated system, which includes driverless technology for safe and reliable operation. The metro's deep level of construction and architectural diversity contributes not only to its functionality but also to the visual richness of the city's landscape.