How the Incredibly Complex Seven-Circle Roundabout in Swindon, England Works

Wired visited the town of Swindon, England to explain how their incredibly complex seven-circle roundabout works. Despite how complex it seems from above, cars still manage to work their way through the roundabout to their destination.

Your first thought upon seeing Swindon’s ‘magic roundabout’ might be: man, the Brits have really lost the plot lately. But this thing—which is actually seven roundabouts in one—has been working for 60 years.