I am using Google product in everyday of my life. I believe you are too. But do you know how actually Google search engine works? When you type your keywords into Google and do search, what processes actually happen inside Google data center? There are 19 data centers inside US and other 17 around the world. And inside 1 data center hold around 1,160 server. Google is very strict about how their search engine works. But with this diagrams, can help you to understand how approximately their works.