The most remarkable results of the rule of the Incas are seen in the material well-being which they secured to their people. All the historians speak of the really extraordinary perfection to which Peruvian agriculture had been carried, though the use of iron was quite unknown. The solar religion fits perfectly with the habits of an agricultural people, and the Incas thought it became them, as children of the Sun, to encourage the cultivation of the soil. They ordered the execution of great public works, such as supporting walls to prevent the sloping ground from being washed away; irrigation canals, some of which measured five hundred miles, and which were preserved with scrupulous care; magazines of guano, the fertilizing virtues of which were known in Peru long before they were learned in Europe.[1] The Spaniards are far from having maintained Peruvian agriculture at the level it had reached under the Incas. Splendid roads stretched from Cuzco towards the four quarters of heaven; and Humboldt still traced some of them, paved with black porphyry,
- ↑ Garcilasso, Lib. v. cap. iii.
