United States, undoubtedly is a land of opportunities. Technologically advanced, pioneer of innovations, home to more than 400 or 30% billionaires in the world. It houses some of the greatest thinkers of the world. Reaching out to the moon, or chasing a comet. Making communication easier and easier, connected the world together with Internet. A few decades back that all of this would have been an imaginary vision of the future. And United States did its job in realizing this vision. In short this country has revolutionized the way the world thinks.