advice alert announcement appropriate-behavior appropriate-behaviour be-careful beware black care careful caution communicating communication concern crossing danger dangerous information informing lookout observant pedestrians risk risks risky road road-sign safety sign signs speed-reduction stop street-sign traffic traffic-flow walk walkers walking warning warning-sign watch watch-out yellow cars communicate denied law legal no-standing not-allowed not-permitted park permission-denied prohibited prohibition red refusal restricted restriction restrictions road-safety road-side sky unacceptable vehicles verge white aircraft airplane fly plane security travel triangle ban banned entry human illegal man no prohibit roadsign tresspass woman forbidden plate street transport way blue fish fishing fishing port forbid harbor harbour sea signal bar barrier cutout fence isolated rail railroad railway Railway crossing roadsigns atlantic fjord hills islands islets lighthouse norway ocean rock tower water arrow directions disapproval disapproved prohibitions protect protection roadside rules sun-rays sunlight sunlit symbols children circus England english funny Great Britain humorous humour joke London sell slavery sold