This article from Alex Tachalova goes through the base of image based link building (leveraging infographics, chats & graphs, maps and even product photos to build links:
https://digitalolympus.net/image-link-building/
Love how is something many sites / businesses can leverage (although not so many do) to attract quality backlinks! Do you have any recent experience with it?
This is a working strategy, though not very scalable. We obtained several dozen good relevant links thanks to the images we uploaded to Flickr. I have described our experience with the results here https://www.linkedin.com/posts/dmytro-sokhach-b13aaa75_free-simple-way-to-get-relevant-backlinks-activity-7082312609936384000-Isje?utm_source=share&utm_medium=member_desktop