Stay upright on slippery roads.
Winter in most of the northern hemisphere means snow, sleet, rain -- and slick pavement.
But does that stop us from riding? Not a chance, bro!
And then you round a bend to see a stretch of ice-glazed or snow-packed pavement lurking in the afternoon shadows. Or maybe it's a bridge surface glittering with frost. Or a rainbow-tinted oil slick. Or a painted crosswalk gleaming with moisture.
What's the best way to ride it out when nature suddenly serves up a skating rink?