Its been some time now when you will see some new innovative changes being rolled out in upcoming versions of google chrome which will make it more useful and personalized for the users using it and if you have the google chrome latest beta version which is 13.x.x.x or higher in which you can test out the new experimental features.
You can enable such one features which allows you to show all the tabs opened tabs in google chrome in left sidebar rather than showing them on the top, its called Side Tabs as shown in the image below. It adds a "Use Side Tabs" entry to the tabstrip’s context menu. Use this to toggle between tabs on top (default) and tabs on the side. Useful on widescreen monitors.
In order enable side tabs, you just need to type about:flags in the address bar to open up these experimental feature and click enable for the side tabs as shown in the image below.
Once you have enabled the settings, you will need to show them by right clicking on tab and select use side tabs as shown in the image below.
Please Note: These experimental features may change, break, or disappear at any time. We make absolutely no guarantees about what may happen if you turn one of these experiments on, and your browser may even spontaneously combust. Jokes aside, your browser may delete all your data, or your security and privacy could be compromised in unexpected ways. Please proceed with caution.