The Met Open Access Artworks Challenge is an international initiative from May 15-June 30, 2017 to add Creative Commons Zero images of public domain artworks from the collection of The Metropolitan Museum of Art to new and existing Wikipedia articles.
https://meta.wikimedia.org/wiki/Met_Open_Access_Artworks_Challenge
Here is my new tool to generate draft articles on artworks using Wikidata (need help implementing it in more languages!):
https://meta.wikimedia.org/wiki/Met_Open_Access_Artworks_Challenge/Artworks
And you can sign up as a participant here, earn prizes and share the project:
https://meta.wikimedia.org/wiki/Met_Open_Access_Artworks_ Challenge/Participants
Thanks, Pharos