It's an evocative song that defies description: Haunting yet comforting, wistful yet powerful, mythic yet real. ``The Wreck of the Edmund Fitzgerald'' was among Gordon Lightfoot's greatest hits, an unlikely Top 40 smash about the deaths of 29 men aboard an ore carrier that plunged to the floor of Lake Superior during a nasty storm on Nov. 10, 1975. ``In large measure, his song is the reason we remember the Edmund Fitzgerald,'' said maritime historian Frederick Stonehouse. ``That single ballad has made such a powerful contribution to the legend of the Great Lakes.'' Three decades after the tragedy, the Fitzgerald...