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M1 - A421 - A507

Ridgmont Interchange

Routes

A421

A507

Region

East of England

What's new

The strange story of Ringway 4

The fourth and final of London's unbuilt ring roads is now back online in our Ringways pages.

A diamond on the rough

Nobody likes a concrete road. Promises have been made time and again to get rid of them all - but perhaps there’s another solution.

What goes up must come down

Nothing lasts forever. This week, after 43 years, the "temporary" Army and Navy flyover has been given its marching orders.

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Ringways

The story of an incredible plan to reshape London into a city of motorways, with the history from creation to cancellation and details on every unbuilt road.