The Muni Metro is a light rail system in San Francisco, California, operated by the San Francisco Municipal Transportation Agency (SFMTA). It serves various neighborhoods and connects to key locations, including downtown and the Embarcadero. The system features multiple lines, providing efficient public transportation for residents and visitors. Muni Metro trains run both underground and above ground, with several stations strategically placed for easy access. The service operates frequently throughout the day, making it a popular choice for commuters. Additionally, it integrates with other Muni services, such as buses and streetcars, enhancing overall connectivity in the city.