arrow arrows bicycles bike bike route both directions direction directions germany green logo opposite pictogram route sign traffic two advice alert announcement appropriate-behavior appropriate-behaviour avoid be-careful beware black care caution communicating communication concern contaminated contamination danger dangerous deep denied health information informing not-allowed not-permitted permission-denied polluted pollution prohibited prohibition protect protection red risk risks risky rules safety signs toxic toxicity unhealthy warning warning-sign water water-pollution water-toxicity white blue bubbles clean cleanliness colors colours hand-wash hands hygiene hygienic soap suds washing washing hands about circle circles confuse confused merge pole road round roundabout spin spinning aged faded fara gefahr gevaar letters old peligro pericolo rust rusting rusty type typography warn weathered word access-denied access-limited ban banned bylaws law legal motorbikes-prohibited no-wheels pedestrian-care pedestrian-safety prohibitions restricted restriction restrictions symbol watch watch-out female Females figurine finger fingers gesture gesturing glove grasp hand hold nail pick point reach statue statuette thumb touch canal communicate design drown graphic icon info lake pond pool river triangle bus journey post signage signpost sky stop street transport transportation travel wait waiting wire wires 0 100 200 counting decimal general hundred machine mark marker marks mater mechanical one revolution revolutions zero