chalk cliff danger disobey disregard Downs drop edge England folly fool idiot ignore safety sheer sign south steep summer Sussex tourism tourist bonnet car cars damage damaged dented discarded dumped hood ignored malicious damage motor-vehicle passing-by reported roadway smash-repair smashed stripped traffic vandalised vehicle vehicles wheel windows windscreen wrecked avalanche beach beware caution cliffs cornwall defiance english falls foolhardiness foolharsy fools Great Britain hazardous idiocy idiots peril reckless red rock sand stand stubborn stupidity vulnerable warning passing roadside crack dust glass grime texture animals birds closeup nature