The North–South Railway (, ) is the principal railway line serving the country of Vietnam. It is a single-track metre gauge line connecting the capital Hanoi in the north to Ho Chi Minh City in the south, for a total length of . Trains travelling this line are sometimes referred to as the Reunification Express (referring to the Reunification of Vietnam), although no particular train carries this name officially. The line was established during French colonial rule, and was completed over a period of nearly forty years, from 1899 to 1936. As of 2005, there were 278 stations on the Vietnamese railway network, of which 191 were located along the North–South line.