Approximately 450,000. Macau became part of China in 1999 under a principle of "one country, two systems" which allowed it much autonomy.
More Geography Trivia
Popocatepetl. Popocatepetl, an active volcano, is near Mexico city side by side the Iztazihuatl.
Libreville. Gabon is located on the equator.
Laos. The internet country code extension for Cambodia is ".kh".
Asmara. Since it became independent, Asmara is it's capital.
Iraq. This area, which engulfs Iraq, was once known as Mesopotamia.
Bahamas. The largest island in the Abaco and Cays island group of the Bahamas is Great Abaco.