This is the best thing Google has come up with apart from the Google search itself. Google has always been working on some new and useful web apps like Docs, Youtube, Google Plus etc.
With this amazing Google wdyl search - you can search any thing through different Google apps and services. For example I used Pakistan in my search and Google showed me Pakistan in Maps, Youtube, Sketchup, Blogs, Calendar, Patents, Books, Chrome, Earth, Pictures, Email, Alerts and much much more ... Do try it out.
You can use this tool in research, education, fun, etc
