It isn't surprising that Slot Mods proprietor, David Beattie, who continues to produce some of the most beautiful slot car tracks ever created, has also produced a series of great YouTube videos showing his terrific creations.
Here's the Slot Mods 917R:
And here's the track he constructed for the Lemay Museum Raceway, at the new Lemay - America's Car Museum in Tacoma, WA.
There are many other videos of Slot Mods tracks at the company's YouTube channel.