https://www.museumofcomputing.org.uk/
I wouldn't recommend going out of your way to visit it, but if you find yourself in Swindon for some reason, then it's worth a peep.
https://www.tnmoc.org/
While you're there, take a stroll around Bletchley Park as well. Last time I checked, you get a discount when visiting both, and they're right next to each other.
https://www.tnmoc.org/events/2023/5/20/econet-lan-party
Yes, I've been on the Magic Roundabout, nearly shat myself and I wasn't even driving.
https://www.museumofcomputing.org.uk/
I wouldn't recommend going out of your way to visit it, but if you find yourself in Swindon for some reason, then it's worth a peep.