advice alert appropriate-behavior appropriate-behaviour behavior behaviour black bright communicate communication danger dangerous park reptiles restricted restriction restrictions safety seen sighting sightings sign snakes venomous warning yellow appearance ban banned behave denied destruction fire fires not-allowed not-permitted permission-denied prohibited prohibition red roadside white attention background banner billboard biohazard caution chemical deadly design environment frame grunge harmful hazard illustration isolated metal nuclear poison pollution radiation risk rust symbol template toxic vector waste weapon cars children crossing drivers driving flag marker motor-cars orange pedestrians road school school-crossing school-zone slow-down traffic vehicles walk walking directions inform information informing message signage announcement be careful beware car care careful communicating lookout observant observe security watch watch-out brown watch out architectural architecture buildings carpark dangers descent fence fencing high high-rise highrise hill hills landscape light lighting modern panoramic parking river river-views riverside scenery scenic shade shadow shadows shrubbery shrubs signs skyscrapers steep steep-descent sunlight surfaces trees vegetation vehicle views warning-sign water waterways area cigarettes direction health health-risk no-smoking unhealthy concern deep deep-water depth don’t-alight flowers foliage plants risks risky wet