For the purposes of this chapter, “outdoor festival” shall mean any musical festival, dance festival, “rock” festival, exhibition, sporting event, or other outdoor activity, not including parades, which is held at any place other than in a permanent building or permanent installation which has been constructed for the purpose of conducting such activities or similar activities, and to which members of the public are invited or admitted for a charge or free of cost, attended by more than 1,000 persons. (§ 1, Ord. 627, eff. January 19, 1970)