In the On the Record column, readers of Leisure Group Travel responded to the question: “What is your all-time favorite factory tour?”

JoAnn Bell of Road Scholar recommends Cape Pond Ice, an ice factory that supplies fishing boats in Gloucester, Mass. Phill Nall of Never Too Old Tours likes the BMW plant tour in Spartanburg, S.C., while Clayton Whitehead of Sports Leisure Vacations lauds the John Deere Assembly Plant in Waterloo, Iowa.