The small number of basic origami folds can be combined in a variety of ways to make intricate designs. The best-known origami model is the Japanese paper crane. In general, these designs begin with a square sheet of paper whose sides may be of different colors, prints, or patterns.
On 30 June 2017 the city-state of Berlin had a population of 3.69 million registered inhabitants in an area of 891.85 km 2 (344.35 sq mi). The city's population density was 4,048 inhabitants per km 2. Berlin is the second most populous city proper in the EU.
The population for London in 2015 is 8.623 million. Therefore, the population for the year 2016 is 8.70 million. The 2011 statistics showed that 2,998,264 individuals or 36.7% of the cityâs population are born in foreign countries, making London the second biggest immigrant population, just behind New York.