Like red signs, white signs with black lettering are regulatory ... area where you saw it, as it was warning you about ...

a winter danger 'It happened so fast': Black ice turns roads into invisible skating rinks That's why many highways sport "Bridge ices before road" and similar signs to caution drivers approaching ...

No other road has captured ... 66 were all-white communities known as “sundown towns”—places that banned black people from entering city limits after dark. Some posted signs that read ...