Making a turn with mules-drawn combine in wheat fields in Walla Walla County, Washington by Russell Lee https://www.rawpixel.com/image/12149729/image-dog-plant-personFree Image from public domain licenseWalla Walla County, Washington. Showing how a combine works in a wheat field by Russell Lee https://www.rawpixel.com/image/12173041/image-plant-person-grassFree Image from public domain license