The Moscow International Business Center (MIBC) is Moscow’s central commercial district. It has been estimated that 250,000–300,000 people will work, visit, or live in the complex at any given time. MIBC has six skyscrapers with heights of 300 metres or more. For some scale perspective other cities having such tall skyscrapers are Shanghai with 5, Hong Kong - 6, Chicago - 6, New York - 8. MIBC’s Federation Tower, is Europe's second tallest building.