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.
Paris: Annual Weather Averages July is the hottest month in Paris with an average temperature of 20 Â°C (68 Â°F) and the coldest is January at 5 Â°C (41 Â°F) with the most daily sunshine hours at 8 in September.