And they find themselves on a terrace, upon the same floor.
It overlooks a hippodrome thronged with people, and surmounted by porticoes where other spectators are walking to and fro. From the centre of the race-course rises a narrow platform of hewn stone, supporting a little temple of Mercury, the statue of Constantine, and three serpents of brass twisted into a column; there are three huge wooden eggs at one end, and at the other a group of seven dolphins with their tails in the air.