Chronology Maps
Click a section name to see full details and a map.
| Completed | Route | Name | Start | End | Original number |
|---|---|---|---|---|---|
| M25 | Waltham Cross - Theydon | J25 Waltham Cross | J27 Theydon | ||
| M25 | Bignell’s Corner - Potters Bar | J23 Bignell’s Corner | J24 Potters Bar | A1178 | |
| M27 | Chilworth - Stoneham | J4 Chilworth | J5 Stoneham | ||
| M65 | Blackburn - Clayton-le-Moors | J6 Whitebirk | J7 Hyndburn |
What's new
A century of motorways
It's 100 years since the opening of the world's first motorway, the Autostrada from Milan to the Lakes.
Schrödinger’s speed limit
In 2022, Manchester City Council say they reduced the speed limit on the Mancunian Way to 30mph. But it’s not clear if they did. It’s not even clear if they can.
Sorry, wrong number
Road numbering is a system with clear rules. What happens when the people responsible for numbering roads don't follow them?
Have you seen...
Alley by gaslight
Some of Central London's quieter streets are still, surprisingly, lit by old and rather beautiful gas lanterns. Here are a few, by day and by night.
