Sooo . . .
I was laying in bed this morning, idly wondering if there are any road roundabouts in Beijing (turns out that there are 21 of them), and this led on to the Magic Roundabout in Swindon, coming up to it’s 50th birthday in 2022.
For anyone who has never had the pleasure:
https://www.youtube.com/watch?v=6OGvj7GZSIo