Dubuque, IA
John Deere Dubuque Works, located at 18600 South John Deere Road in Dubuque, Iowa, manufactures a range of heavy equipment such as backhoes, crawler dozers, skid steer loaders, tracked feller bunchers, tracked harvesters, and knuckleboom loaders. Guided riding tours at the facility last between one and one and a half hours, and visitors must be at least 13 years old, with adults required for minors; those 18 and older must present a government‑issued photo ID and provide full legal names in advance. The tours enforce specific dress and conduct rules, including closed‑toe footwear, long pants, no sandals, shorts, skirts, or dresses, and prohibit photography or video recording.
https://www.deere.com/en/connect-with-john-deere/visit-john-deere/factory-tours/