
A strange sight likely met the Spaniards several days march north of the Pecos River in 1541. Thousands of Indians crossing an endless stretch of flat country, with tents, packs, children, even round river boats—all their possessions—dragged and carried by dogs mixed among and coaxed by the women, a moving city spread out as far as the eye could see, searching for the great woolly cattle that sustained them. Yet the Spaniards would not have been...