alert appropriate-behavior appropriate-behaviour black blue care communicating communication concern danger dangerous denied directions disapproval disapproved inform information informing not-allowed not-permitted permission-denied prohibited prohibition prohibitions protect protection red restricted restrictions risks risky rules safety sign signs symbols warning warning-sign white words advice announcement be-careful beware careful caution direction footpath lookout observant pathway pedestrian pedestrians risk security walk walkers walking watch watch-out yellow beach fines penalties permitted public-beach advising alerting dangers deep deep-water depth guidance life-guards ocean patrols restriction swimmers swimming tides undertow water car cars directive drivers observe reverse turn-back vehicles arrow directing door doors doorway emergency emergency exit escape exit exiting fire green guide help icon indoor instruction leaving life man path run running save symbol urgency wall crossing listen Look looking rails railway railway-crossing road trains achtung communicate cuidado lake no trespassing peligro signage trespass trespassing warn waterfront attention deer germany isolated pictogram traffic consumption health no-diving shallow undrinkable unhealthy don't go past this sign forbidden not beyond this point pedestrians stop here stop traffic sign