Athens is the capital and largest city of Greece. As one of the world's oldest cities, its recorded history spans around 3,400 years. The Greek capital has a population of 745,514 and a land area of 39 km2 (15 sq mi). A bustling and cosmopolitan metropolis, Athens is central to economic, financial, industrial, political and cultural life in Greece and it is rated as an alpha- world city. It is rapidly becoming a leading business centre in the European Union.