M40

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Markerposts are meant to start at one end of a road and count the kilometres to the other. But things are never that simple.

It's one of London's most complete radial routes, but the road envisioned by sixties planners would have been bigger: perhaps a motorway, perhaps double-deck, perhaps not.

A new set of Ringways pages are now online, looking at unbuilt motorways and road projects west of London.

England's motorways are littered with the remnants of service areas that were never built. Here's ten of our favourites.

The M40 has just turned 50. Here are five things you might not know about the London to Birmingham motorway.

A gallery of images sent in by visitors to the site of original photos of motorways — including some impressive views of the M4 and M11 under construction.