Adventure playground of them in England, Denmark, France, Germany, The Netherlands and Switzerland. Japan also has a significant number of adventure playgrounds. Denmark has several adventure playgrounds, now known as "Byggelegeplads" (Building-playground) and formerly as "Skrammellegeplads" (Junk-playground). From the first site in Emdrup, the idea spread across the country and at the height of the popularity in the 1960s, there were about 100 adventure playgrounds in the country. Present active adventure playgrounds in Denmark includes: Adventure playground An adventure playground is a specific type of playground for children. Adventure playgrounds can take many forms, ranging from "natural playgrounds" to "junk playgrounds", and
Immigration to Europe area of origin of the 72.4 million migrants residing in Europe (out of a population of 742 million) at mid-2013, based on the United Nations report "Trends in International Migrant Stock: The 2013 Revision". Approximate populations of non-European origin in Europe (about 20 - 30+ millions, or 3 - 4% (depending on the definition of non-European origin), out of a total population of approx. 831 million): Gallup has published a study estimating potential migrants in 2010. The study estimated that 700 million adults worldwide would prefer to migrate to another country. Potential migrants were asked for their country of preference