Rocketgirl8097 t1_j15ilqs wrote
Reply to comment by Vivid-Air7029 in When this bridge in Fort Benton, Montana, USA was built 1888 it was required to have a swing span to allow steamboats to navigate. It was considered the furthest navigable point on Earth, more than 2,700 miles from the Gulf of Mexico. by triviafrenzy
Rivers were used because they were faster and easier to carry your supplies and your beaver pelts going back. Cheaper too since you didn't have acquire and feed horses and pack mules.
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