Dubai is the global city and business hub of Middle East. Dubai is like an independent city-state which is one of the seven emirates of UAE. It is famous for major transport hub for passengers and cargo. It drives its economy with substantial revenue generating from tourism, aviation, real estate and financial services. Dubai has diversified its economy away from oil to become a thriving hub. According to World Economic Forum Dubai is the second safest country in the world. Dubai is known worldwide for its tourist amenities. It consists of the largest immigrant population.