This Flickr photoset is of one man’s home made race track for those palm sized remote control cars that were all the rage a couple of years ago.
via BoingBoing, where a number of readers have been offended by an initial assertion that it was a slot car set and have suggested a selection of alternative sites-
http://www.slotcargarage.com/vintage.htm
http://www.slotcargarage.com/gallery.htm
http://www.slotcarillustrated.com/InTheGroove.html
http://slotcarillustrated.com/Gallery.shtml
Technorati tag: Slot cars, Remote control cars