Dubai is one of the seven Emirates that make the United Arab Emirates (UAE). Its main city also is called Dubai. This is the second largest city in UAE. It is a city growing very fast. Its booming economy attracts skill and unskill labour from all parts of the world. The fast growing economy demands extensive infrastructural facilities. Billions of dollars worth of investments are being made on thousands of building projects. Some of these are largest or intended to be the largest in the world. This page Provide some information on this subject.