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
Iberian Peninsula About 40,000 years ago, anatomically modern humans entered the Iberian Peninsula from Southern France. Here, this genetically homogeneous population (characterized by the M173 mutation in the Y chromosome), developed the M343 mutation, giving rise to Haplogroup R1b, still the most common in modern Portuguese and Spanish males. On the Iberian Peninsula, modern humans developed a series of different cultures, such as the Aurignacian, Gravettian, Solutrean and Magdalenian cultures, some of them characterized by the complex forms of the art of the Upper Paleolithic. During the Neolithic expansion, various megalithic cultures developed in the Iberian Peninsula. An open seas navigation culture