The Bakerloo line is a line on the London Underground, running from Baker Street in northwest London to Elephant & Castle in the south. It is one of the oldest lines, opened in 1906, and is known for its distinctive brown color on the Tube map. The line serves key areas, including Paddington, Waterloo, and Oxford Circus, making it a vital route for commuters and tourists alike. The Bakerloo line is approximately 23 kilometers long and has 25 stations. It connects with several other lines, such as the Jubilee line and the Central line, facilitating easy transfers for passengers. The line is also notable for its deep-level tunnels, which help it avoid surface traffic in busy areas of London.