Dating face online portrait post
Experts universally agree it is based on Leonardo’s portrait of Mona Lisa.
Other later copies of the Mona Lisa, such as that in the National Museum of Art, Architecture and Design in Oslo, and The Walters Art Museum in Baltimore also display large flanking columns.
The Louvre was closed for an entire week during the investigation.
It had been believed to have been painted between 15; however, Leonardo may have continued working on it as late as 1517.