The 'L' train, brief for "elevated train," is a renowned sign of Chicago's transportation system. It has been an important part of the city's facilities considering that its inception in 1892. The 'L' train was the first quick transit system in the United States and transformed metropolitan transportation. Today, it continues to act as a crucial mode of transport for millions of Chicagoans and visitors alike. The history of the 'L' train go back to the late 19th century when Chicago was experiencing