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
United States of Europe of the European Union do have many common policies within the EU and on behalf of the EU that are sometimes suggestive of a single state. It has a common executive (the European Commission), a single High Representative for the Common Foreign and Security Policy, a common European Security and Defence Policy, a supreme court (European Court of Justicebut only in matters of European Union law) and an intergovernmental research organisation (the EIROforum with members like CERN). The euro is often referred to as the "single European currency", which has been officially adopted by nineteen EU countries while seven other