This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Keywords from Image Description:
Milano Porta Romana da Castiglioni Giovanni Antonio Mediolanenses antiquitates Pietro Vander Leida . it Porta Romana Milano nel in un'incisione di Giovanni Antonio Castiglioni Giovanni Antonio Castiglioni Mediolanenses antiquitates Pietro Vander Leiden Giovanni Antonio Castiglioni PDold Giovanni Antonio Castiglioni Milan in