The geographical area of Berlin is 974 sq km, ranked number 74 largest in the world.
It usually rains 167 days per year in Berlin.
The average daytime temperature in Berlin is -0.5°C in January and 19°C in July.
To stand a chance of winning, candidates for mayor of Berlin must be photographed standing by a currywurst stand.
Campers and hostellers can have a great time in Berlin on 39 € to 50 € per day.
A standard ticket for Berliner Verkehrsbetriebe (BVG) costs 2,30 € and is good for 2 hr.
In the mood for a pint? A half litre of beer in Berlin costs about 2,89 €.
Thirsty? A 0.33 litre of bottled water in Berlin will cost you 2 €.
About 3.3m people live in Berlin. It's the number 86 most populous city in the world.
Travelling couples can enjoy Berlin on about 78 € to 165 € per day.