The need to designate national parks was recognized in 1937 when the first law establishing national parks in Greece was issued during the dictatorship of Ioannis Metaxas . In 1938 the first national park in Greece was designated, the Olympos National Park , followed by the rapid designation of the Parnassos National Park .
Shape of the Greek national parks
Each national park consists of a core zone and the area surrounding it. According to Greek law, the core zone must not be smaller than 15,000,000 m², with the exception of the marine national parks.
Only scientific research , gentle recreational activities and the collection of environmental information are allowed in the core zone of the national park . The construction of menageries , fish farms , roads , camping and hiking infrastructure, combined with logging and grazing are only permitted in the area surrounding the national park.
Map with all coordinates: 
