The place is full of them. From the famous to the not so famous Rome is full of statues. Some are religious in nature, some depict famous scenes from the history of Rome and some are just plain weird.
If you want to see something really different, take the bus or tram up to Foro Italico near to Ponte Milvio. Here Mussolini built an immense running track and athletics field surrounded by colossal statues of the “perfect” Italian athlete. Quite a few a featured in this picture gallery.