Task: Image Search: How Google Finds and Shows Images

Google finds images in the src attribute of an img element (including inside picture) and does not index CSS images Alt text must not exceed 125 characters — this is a Google requirement In an image sitemap, image:loc may contain URLs from other domains, for example a CDN In Search Console data an image is a link to its host page and different images on one page are not distinguished IPTC metadata or structured data guarantees the Licensable badge will show