A sitemap is an XML file that contains the URLs inside your blog. This file helps crawlers to search out all of the URLs of your blog. Submitting your sitemap to google webmaster tools is an important setup piece of your web site. There are several aspects of your website that a crawler will follow, like as the size of your sitemap and the variety of URLs in your sitemap. Here I will be sharing a guide with you through which you simply learn how to submit a sitemap to Google.