What is a sitemap? A sitemap could be a file where you provide information about the pages, videos, and other files on your site, and also the relationships between them. Search engines like Google, Yahoo, Bing, etc. read this file to more intelligently crawl your site. A sitemap tells Google which pages and files you're thinking are important in your site, and also provides valuable information about these files: as an example, for pages, when the page was last updated, how often the page is modified, and any alternate language versions of a page. You can use a sitemap to provide information about specific sorts of content on your pages, including video and image content. For example: A sitemap video entry can specify the video period of time, category, and age-appropriateness rating. A sitemap image entry can include the image material, type, and license Do I need a Sitemap? If your site's pages are properly linked, Google can usually discover most of your site. Even so, a si...