Of course, then it also falls to her and her team to handle permits, hiring employees for the concert (and this would be a one time thing for those employees?), training, arranging materials, foods, and anything else, figure out parking and transportation, manage any necessary insurance, and whatever else is needed.
A venue is more than having a place, it's having everything necessary to handle an immense volume of people gathering, acting, and dispersing from a single location in a safe and orderly fashion.