It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
This image was acquired from
Keywords from Image Description:
Groupe Ddicace Guichets du Louvre Napolon III. Antonin Merci la ddicace et les armoiries de Napolon III empereur des Franais Antonin Merci with the dedication and the CoA of Napolon III emperor of the French own Jebulon cczero Uploaded with Sculpted decoration of the south facade of the Grands Guichets du Louvre Lesdiguieres
Page 2017 Free-images.com. All images are Public Domain