Dilek Peninsula-Büyük Menderes Delta National Park Aegean Region in general. The peninsula was shaped into its current form over several geological eras with the tectonic merging of Paleozoic schist formations, Mesozoic limestone and marble deposits, and finally the accretion of large clays and other sediments during the Neogene period. This is partly because of Turkey's unstable fault block terrain, and because of the close proximity of the Anatolian-Aegean plate boundary, which generates massifs of mountains all across western Turkey. This includes the peninsula and the mountains surrounding the Büyük Menderes River, known collectively as the Menderes Massif. The peninsula is highly mountainous, with most of its
Scandinavian Peninsula members of the North Atlantic Treaty Organisation for their defence against Germany, the Soviet Union and all other potential invaders, and these three countries remain members as of 2011. Sweden and Finland joined the European Union in 1995. Norway, however, remains outside the Union. Scandinavian Peninsula The Scandinavian Peninsula (; (Bokmål) or ; ; , "Skandinavsky poluostrov") is a peninsula of Eurasia located in Northern Europe, which generally comprises the mainland of Sweden, the mainland of Norway . The name of the peninsula is derived from the term Scandinavia, the cultural region of Denmark, Norway and Sweden. That cultural name