Mario Kart real racetrack has the smarts to keep you on track - CNET

Hot Wheels' Intelligent Race System lets you pilot Nintendo's characters on a real-life Mario Kart racetrack.

from
https://www.cnet.com/pictures/this-mario-kart-race-track-is-smart-enough-to-keep-racers-on-the-track/#ftag=CAD590a51e