To stand a chance of winning, candidates for mayor of Berlin must be photographed standing by a currywurst stand.
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.
It usually rains 167 days per year in Berlin.
Thirsty? A 0.33 litre of bottled water in Berlin will cost you 2 €.
The geographical area of Berlin is 974 sq km, ranked number 74 largest in the world.
The average daytime temperature in Berlin is -0.5°C in January and 19°C in July.
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 €.
Sunny. Refreshingly cool.