The Bay Area Rapid Transit (BART) is a public transportation system serving the San Francisco Bay Area in California. It connects major cities like San Francisco, Oakland, and Berkeley, providing a convenient way for commuters and travelers to navigate the region. BART trains run on electric tracks and offer both local and express services. BART began operations in 1972 and has since expanded its network to include multiple lines and stations. The system is known for its efficiency and affordability, making it a popular choice for daily commuters and tourists alike. BART also integrates with other transit systems, enhancing connectivity across the Bay Area.