It was one of America's best trading routes, it was used as a commercial, military, and immigrant trail. And then in 18-something they started building it into a train track... I think.
<u>The road to Santa Fe was a transport route opened by the Spaniards at the end of the 18th century and later used by the Americans in the 19th century</u>, <em><u>crossing the southwest of North America connecting the city of Independence, Missouri, with Santa Fe, New Mexico</u></em>. <u>The route was used to transport manufactured products.
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The answer is</u>: <u>Let it be a transport route for manufactured products.</u>
