"Blue Lines"

"Blue Lines" commonly refers to the Blue Line, a public transportation route in various cities, such as a subway or light rail that is marked with blue signage or maps. It helps passengers identify and navigate specific transit lines within a larger network. The term can also refer to symbolic or official boundaries marked in blue lines, such as jurisdictional borders. In general, "Blue Lines" serve as visual guides to help people easily locate and follow designated paths or boundaries for transportation or geographic purposes.