East Coast Main Line was created in 1871.
Take the East Coast main line train to King's Cross, then get the Piccadilly Line train to Heathrow Airport.
Nagasaki Main Line was created in 1891.
Takayama Main Line was created in 1920.
Sōbu Main Line was created in 1894.
San'in Main Line was created in 1897.
Western Main Line was created in 1856.
Chūō Main Line was created in 1889.
Chichibu Main Line was created in 1901.
Brighton Main Line was created in 1841.
Southern Main Line was created in 1856.
Nemuro Main Line was created in 1899.
Nankai Main Line was created in 1885.