I made a big track set at around the altittude height of 3,000 lol
https://docs.google.com/document/d/1fQH0ji-NEMup1gtxswPWridzhvComQ0ZkQnzLidYb24/...I spent a good while on this, I kinda got bored so I added a bunch of stuff to make it more visually appealing
(Due to how high up it is it might be a bit buggy for the car as they usually can't breathe at that altittude)