Now a single Tube route, the Northern line’s origins lie in two separate early underground railways. The first to be built was the City & South London Railway, which was also the first electric Tube ...

Now a single Tube route ... The current Great Northern route from Moorgate towards Finsbury Park was shown as a Northern line branch until 1976, when it was transferred to British Rail.

It’s London’s shortest Tube ... City line has been an essential lifeline for commuters for more than 125 years. First opened ...

It’s London’s shortest Tube route with only two stops ... City was the capital’s second deep-level line, after the Bank branch of the Northern line. It was built to help commuters travelling ...