Not your average Hot Wheels track, this one — called Metropolis II — by Chris Burden is fully-automated and “features 1,200 cars and 13 toy trains zipping around quickly, over and over again.” Continue reading to see it in action.

It’s a follow up to Burden’s Metropolis I, which was built on a similar concept but employed only 80 cars. Metropolis II is currently being constructed at the Los Angeles County Museum of Art.

[via DviceGizmodo]