Illustration
A Roman period marble head of the two-faced Roman god of gates and beginnings Janus. (Vatican Museums, Rome)
License
Based on Wikipedia content that has been reviewed, edited, and republished.
Original image by Loudon dodd. Uploaded by Mark Cartwright, published on 04 July 2016 under the following license: Creative Commons: Attribution-ShareAlike. This license lets others remix, tweak, and build upon your work even for commercial reasons, as long as they credit you and license their new creations under the identical terms. Please note that content linked from this page may have different licensing terms.
