Someone recreated Mario Kart in Fortnite Playground
https://www.cnet.com/news/someone-recreated-mario-kart-in-fortnite-playground/
Turns out you can get a lot done in Fortnite when someone isn't actively trying to destroy you.
Fortnite's new Playground mode has only just gone live, but already people are using it to get creative in the game -- including Reddit user JoshB_C, who posted a recreation of Mario Kart built entirely inside Fortnite's world.