After sticky-fingered stoners repeatedly swiped the marker for the 420th mile, the state Department of Transportation resorted to desperate measures. Colorado, say hello to Mile 419.99 .

Mile 419.99, about 25 miles from the Kansas border, isn't the only place in Colorado with a fractional mile marker. Cameron Pass in Larimer County has a 'MILE 68.5' sign after frequent thefts of ...