and tinsel, and the nasty, ragged crowd of spectators, and take to the street again. You notice, as you leave the church, a round slab at its northern corner. That is the Calendar Stone of the Aztecs. It was saved from the ruins of the teocallis that stood here. It is a specimen of the learning and art of those people, and shows that but for their religion they might have longer held sway. Their present religion, poor as it is, replaced a poorer. This cathedral, grand as it is, is not too grand to occupy its seat. It is of the Lord.
![](http://upload.wikimedia.org/wikipedia/commons/thumb/4/44/122-THE_AZTEC_CALENDAR_STONE.jpg/500px-122-THE_AZTEC_CALENDAR_STONE.jpg)
THE AZTEC CALENDAR STONE.
Turn from the cathedral southward, enter the street opposite that by which you entered the plaza, pass by the President's palace and the post-office, and you come to a museum of antiquities. In the centre of its court lies a huge, round, red granite stone, twelve feet in diameter, four feet high. This stone is covered with amor-