In the motorhome industry, British manufacturer The Swift Group is well-known for two things.

NAMPA, ID—Heartland Recreational Vehicles is looking to hire more than 120 employees for its new assembly plant here. Production is expected to begin in March, with eight to 10 units being built per day.

MIDDLEBURY, IN—Winnebago Industries is planning to invest $5.4 million to boost production at its four assembly plants in Indiana. The manufacturer could create close to 150 new jobs by 2019.

WHITE PIGEON, MI—RV manufacturer Forest River Manufacturing will spend more than $7 million to build a new assembly plant here, creating 396 jobs.

HUNTSVILLE, AL—Polaris Industries will manufacture off-road vehicles at a new 600,000-square-foot assembly plant here, creating up to 2,000 new jobs.

MIDDLEBURY, IN—Recreational vehicle manufacturer Jayco Corp. is planning to add 206,000 square feet to its assembly plant here and add up to 50 jobs by the end of next year.

"The Music Man” takes place in a Midwestern hamlet called River City. The town that it’s based on is Mason City, IA, and the river that flows through it is the Winnebago. If you follow that river a few miles west, you’ll end up in Forest City, which is home to another American classic: Winnebago motor homes.