advice alert announcement appropriate-behavior appropriate-behaviour be-careful beware care careful caution color coloration colored colorful colors colour coloured colourful colours communicating communication concern danger dangerous directions hiking informing Look looking lookout observant paths risk risks risky safety sign signs tracks walk walking walking-paths walking-tracks warning warning-sign watch watch-out cliff cliffside communicate deterioration fading-sign fall falling information light restricted restriction restrictions river riverside shadows shapes shrubs sunlight textures trees water black cars cautious conditions red road-conditions slippage slippery slow slow-down speed speed-reduction traffic vehicles wet white yellow blue denied law legal no-standing not-allowed not-permitted penalties permission-denied prohibited prohibition refusal road road-safety road-side sky unacceptable verge antennae avoid bees brown buzzing community furry hairy hive honey-bees insects movement on-guard pollinators protective soldier-bees striped swarm swarming transparent wings font parallel-signage rectangle reflective signage speed-hump steel-post traffic-sign triangle word crossing pedestrians road-sign security share sharing stop street-sign traffic-flow walkers access-denied advising apology behavior behaviour construction construction-site entry-denied entry-prohibited inconvenience inconvenient no-access no-entry clearway keep-clear no-parking no-temporary-parking road-risks rural tractor tractors parking