Zombies were people too
It is well known that zombies retain memories of their time as people. This means they are well aware of traffic bylaws, and other general rules of the world.
Zombies therefore stick to the sidewalks, and obviously behave in a manner that will engender respect for the undead. This includes not leaving bloody handprints on store windows, or terrorising humans.
2006 Zombiewalk Route Map!!The route starts outside City Hall, at 3pm, and wends its way up finishing at the Bloor movie theatre for a special screening of a Zombie movie with discounts for the undead.
It should take 2-3 hours depending on speed of shuffle.