-1539 16thcentury america biography blacks cibola ciudaddeloscésares(legendaryplace) cultureconflict discoveryandexploration eldorado estevan ethnicrelations explorers geographicalmyths his025000 history indians indiansofmexico indiansofnorthamerica latinamerica mexico quivira(legendaryplace) slavery slaves sociallifeandcustoms spain spaniards spanish zuniindians