This highway is located in Madurodam, The Netherlands. These cars are pulled by a chain under the road.
Watch the cars and trucks drive by on the miniature highway in Madurodam.
This KLM Luggage trolly is riding by itself. It is guided by electronics under the road to maintain a fixed route.
This DC Car is powered by a battery and is guided by a small magnet that follows iron rods/wire underneath the road. Scale 1:25.