Race to the finish by moving from room to room with an isometric-style camera.
More of a proof-of-concept than a solid track, but I think it's fun to race through anyway.
Wasn't expecting this to get attention, so some hints on things I've been seeing people have trouble with:
The tunnel is completely straightforward. No obstacles or anything, just a small incline. You can use the roof to tell how big it is.
Once you find the TMGL sign, click this for what it should look like: https://i.imgur.com/1Z0JgOf.png