Between 1848 and 1869, the year the first transcontinental railroad was completed in the United States, about 375,000 persons crossed the isthmus from the Atlantic to the Pacific, and 225,000 in the opposite direction.
Между 1848 и 1869 около 375 000 человек пересекли перешеек от Атлантического к Тихому океану и 225 000 в обратном направлении.