M23

M23 and A23

Hooley to Brighton

The road from London to Brighton, closely linked with motoring and the enjoyment of the open road since the early twentieth century.

Routes
M23 A23

M23

It might be the most obviously unfinished motorway in the whole UK, let alone in London. The M23 was supposed to link London with Crawley - but its urban section was a problem that couldn't be solved.

Routes
M23

What's new

London’s other forgotten motorways

We’ve spent years documenting the unbuilt urban motorway network planned for London. Today we’re unveiling more new routes that have never been seen before!

The middle of nowhere

A national system of road numbers radiating from a central point suggests there is… well, a central point. But if you go looking for it you’ll find it doesn’t exist.

Not so Smart

There have been rumours for months. Now the announcement has been made - “all new Smart Motorways scrapped”. What does this mean and who are the winners?

Share this page

Have you seen...

Mancunian Way

Manchester's highway in the sky, carrying traffic around the city centre and rapidly becoming an iconic part of the city's heritage.