The geographical area of Beijing is 748 sq km, ranked number 105 largest in the world.
It usually rains 66 days per year in Beijing.
The average daytime temperature in Beijing is -4.5°C in January and 26°C in July.
About 12.5m people live in Beijing. It's the number 19 most populous city in the world.
Campers and hostellers can have a great time in Beijing on 150 CNY to 250 CNY per day.
Thirsty? A 0.33 litre of bottled water in Beijing will cost you 3.80 CNY.
The secret of the Great Wall of China's durability is sticky rice flour in the mortar.
Travelling couples can enjoy Beijing on about 300 CNY to 600 CNY per day.
In the mood for a pint? A half litre of beer in Beijing costs about 20 CNY.