A strong trampoline fixed into each corner. Take a run, and watch the fun. The bigger the intersection the more interesting the possibilities. No need to wait for your "walk" signal.-- samosa_pirate, Nov 07 2008 Fun cross for cars - cross by jumping elevated_20stop_20lightsLook at the linked illustration by Bristolz [neelandan, Nov 08 2008] Not entirely relevant, and yet... http://members.shaw...ages/wheeshocks.htm [2 fries shy of a happy meal, Nov 11 2008] oh yeah [+]-- FlyingToaster, Nov 08 2008 BOINNNNGG!
Oxford Circus would be a good place to pilot this.-- wagster, Nov 11 2008 //Oxford Circus would be a good place to pilot this// More like Cirque du Soleil-- coprocephalous, Nov 11 2008 random, halfbakery