void EvictUnreachableBuildings()
 {
     foreach (Building building in placedBuildings)
     {
         if (building.Type.type == BuildingTypeSO.Type.Attraction)
         {
             Attraction attraction = (Attraction)building;
             if (!NavigationManager.instance.reachableAttractions.Contains(attraction))
             {
                 attraction.EjectVisitors();
             }
         }
     }
 }