Once gold was discovered in the Montana Territory in 1862, the Missouri River became the most reliable pathway to bring passengers and freight—particularly heavy or bulky freight—to the booming gold fields.
在1862年，当黄金在蒙大拿领地被发现后，密苏里河马上就成为了运输乘客和货物——尤其是又重又大的货物——到景气繁荣的金矿区的最可靠的路径。