It forms a key artery on the eastern side of the UK and broadly runs parallel to the A1 trunk road.
The East Coast Main Line was originally built by three railway companies in the mid-1800s – the North British Railway, North Eastern Railway and Great Northern Railway - each constructing their own section but with the intention of linking up to form a through route from London to Scotland, later to become known as the East Coast Main Line. Train Simulator: East Coast Main Line London-Peterborough Route Add-On The full ECML covers 393 miles (632km) from London King’s Cross to Edinburgh, passing through Peterborough, Doncaster, York, Darlington and Newcastle.