If you are using Gmail every day to send and receive email, do you actually know that where actually your email message does after you hit the “send”? How Gmail actually handle and process your message from your computer to your friend’s computer or smartphone.
The following video show the flow of electronic mail being handles by Google behind the scenes. Besides from the video, you may also visit the Google new “Story of Send” web site which you give you a better idea of the traverse of message all the way from the sender to the recipient. While you actually browse through the “Story of Send”, you may also get an idea how’s their data center look like by browsing the photo as well as data center video.