In the 18th century, an aqueduct with quarry arches pouring water into a fountain in the main square was built in the city. Then elegant houses appeared, some with wooden floors worked with rich woods brought from the mountains; these houses had orchards with fruit trees and vegetables, chicken coops and smaller cattle. Wealthy miners like the Irigoyen and Carbonel decorated their mansions with luxurious furniture, magnificent paintings, silverware and beautiful porcelain. In the name of the king of Spain came the "visitors" to investigate the morality and justice of the kingdoms and to collect taxes. They read heralds through the streets, which enacted good treatment of indigenous people; Despite this they were confined and restricted by their freedom, always being under the rule of the Spaniards, Creoles and mestizos. With this mixture of races he was writing, over the centuries, the history of the capital.