<Li> S. Maria Antiqua (6th century), oldest Christian monument in the Forum <Ul> <Li> Oratory of the Forty Martyrs (6th or 7th century), attached to S. Maria Antiqua </Li> </Ul> </Li> <Ul> <Li> Oratory of the Forty Martyrs (6th or 7th century), attached to S. Maria Antiqua </Li> </Ul> <Li> Oratory of the Forty Martyrs (6th or 7th century), attached to S. Maria Antiqua </Li> <Li> SS . Cosmas and Damian (527), inside the "Temple of Romulus" </Li>

There are a lot of ancient buildings in the roman forum what is not one of them