One of two Special Administrative Regions of the People's Republic of China, Macau is located around 32 miles west of Hong Kong, which is the second special administrave region. Until 1999, Macau was administered by Portugal and as such was the last remaining European colony in Asia. In 1999 the region was transferred to China, but still retains a large degree of autonomy.
With a population of around 624,000 and an area of 31.3km squared, Macau is the most densely populated region in the world. It's economy is dominated by tourism and gambling, and since 2006 has been the world's largest gambling centre.