The North-South Line is one of the primary mass transit lines in the Singapore MRT system. It runs from the northern region of the island at Khatib station to the southern area at Marina South Pier, covering a distance of approximately 45 kilometers. This line serves 27 stations and is known for its efficiency and reliability. Opened in 1987, the North-South Line was the first MRT line in Singapore. It plays a crucial role in connecting key areas, including the central business district and residential neighborhoods, facilitating easy travel for commuters across the city.