Sitemaps provide information about the pages, videos, images, and other files on your site and the relationships between them.
Sitemap improves the visibility of your site on all search engines by creating and uploading xml sitemaps. The sitemap of a particular website provides the ability to optimize search engine SEO.
Search engines read your sitemaps files for better indexing of the website.
Mandatory possession of a sitemap file allows for better search engine coverage.
The two main types of sitemaps are: