As it was considered beneath the dignity of the great chiefs to walk, they were carried in litters on the shoulders of porters. When they alighted, they were supported under each arm, and were led about like children when first attempting to walk. The tribe of Zapotecs, in the South, had a high priest who never walked at all, his feet being too sacred to touch the ground. The people bowed with their faces to the earth when he passed, and no one of the vulgar crowd ever saw him except in his litter.
The immense stones used in building temples in Mexico were hewn in some distant quarry and dragged by long files of men, with ropes, over wooden rollers, to their destination. They were hoisted to their places in lofty walls by some such simple but effective contrivances as were in use when the oldest cities of the world were built.
Men were also employed as carriers of merchandise in the trading expeditions from tribe to tribe. Companies of merchants were fitted out by the tribe not only with goods for sale or for exchange, but regularly prepared for battle in case of attack. Their journey was always a dangerous one. As they felt their way cautiously from one tribe to another they always had to cross the yaotalli, or debatable ground, or no man's land, by which each territory was surrounded. An experienced and honorable chief always led the party, which, when the porters were included, often formed a small army. Many a battle was occasioned by the visit of such an armed force, some of whom might always be suspected as spies. The return of such an expedition was an occasion for great public rejoicing, especially if it had come back successful. It was met by gay processions, and came marching home with flying colors, under arches of flowers
