Thirty years later, photographer revisits 'Blue Highways'

Monday, November 12, 2012 | 6:00 a.m. CST; updated 7:32 a.m. CST, Tuesday, November 13, 2012

COLUMBIA — When Ed Ailor III embarked on a cross-country route outlining the edges of the nation and up into Canada, he didn't rely on a GPS to find his way.