Image submission sites are online platforms where users can upload and share images for various purposes, such as social sharing, portfolio display, or improving SEO. These platforms often allow users to add titles, descriptions, and tags to images, making them more discoverable. Popular image submission sites include platforms like Instagram, Pinterest, and Flickr, which help users showcase visual content, drive traffic, and increase visibility. For businesses or marketers, image submission can also serve as a strategy for building backlinks, enhancing brand presence, and improving search engine rankings by leveraging high-quality visuals.