Explore the public transportation network of Lyon, France, through this comprehensive ranking of TCL (Transports en Commun Lyonnais) lines. From the four essential metro lines (A, B, C, and D) that form the backbone of the city's underground system to the extensive tram network spanning T1 through T7, each line serves distinct neighborhoods and purposes. The ranking also includes key bus routes like C1 and C25, which connect areas not covered by rail transit. Whether you're a daily commuter navigating Lyon's hills and rivers, a student heading to university, or a visitor discovering the city's charm, understanding how these lines compare in terms of reliability, frequency, coverage, and overall convenience can help you master Lyon's efficient public transport system.