Issuu is the leading digital publishing platform delivering exceptional reading experiences of magazines, books, catalogs, reports, and more. In just a few seconds users can create beautiful digital editions simply by uploading their publications. It's our mission to empower individuals, companies, and institutions to publish their documents across all digital platforms.
Check out one of my favorites, a digital copy of the rare and weird Codex Seraphinianus. (Warning: surreal and mildly NSFW)