Too much time?

[ace22]

I ran into this elsewhere, it's a marble race. watching it my thought was it had to take a lot of time to construct that course just to race marbles.
the video is a little more than 2 minutes long so don't blame me for wasting your time.


[ame="https://www.youtube.com/watch?v=_cBHmu_cNww"]https://www.youtube.com/watch?v=_cBHmu_cNww[/ame]

another one for anyone interested...


[ame="https://www.youtube.com/watch?v=8QDOhKYAvVE"]https://www.youtube.com/watch?v=8QDOhKYAvVE[/ame]