2. Kerkini LakeKerkini Lake Kerkini , is an artificial reservoir that was created in 1932, and then redeveloped in 1980, on the site of what was previously an extremely extensive marshland. Before 1932, there were irregular marsh lakes on Strymon, one of them called Podkova Ottoman Turkish: ݒودقوه كولي Podkova Gölü.Lake Kerkini is now one of, if not the, premier birding site in Greece, and, as it is situated along the migratory flyway for migratory birds en route to the Aegean Sea, the Balkan region, the Black Sea, the Hungarian steppes and beyond it experiences an interesting migration. In the flat and semi-mountainous area, important hydrobiospheres are developing which are of great international significance and acceptance. The most essential hydrobiosphere is the one in Kerkini lake. It is a mira... From Wikipedia, the free encyclopedia.
3. Skra WaterfallsSkra Skra , before 1926 Loumitsa is a village of a Vlach community in the municipality of Paionia, Kilkis regional unit of Greece. In 2011 the population was 187 for the village, and 234 for the community, including the village Koupa. It is situated 10 km south of the border with the Republic of Macedonia and its altitude is 548 m. The village is best known for the Battle of Skra-di-Legen of May 1918. The village has a monument and museum dedicated to the battle. Before the First World War, the village was much larger and inhabited mainly by Megleno-Romanians. According to the book Macedonia — ethnography and statistics by Vasil Kanchov, there were 2,600 Megleno-Romanian inhabitants in the village in 1900. From Wikipedia, the free encyclopedia.
6. Fort RoupelSidirokastro Fort Roupel is a fortress at the north border of Central Macedonia, Greece, built in 1914. It became part of the fortifications of the Metaxas Line in the 1930s and became famous for its defence during the German invasion of Greece in April 1941. The Rupel fortifications are not far from the Serres-Promachonas national road, which leads to the Greek-Bulgarian border. They are just a short distance from the border in the narrow Rupel Gorge, through which the Strymon River flows. This place is of strategic importance for entry to Greek or Bulgarian territory and was fortified in 1914. During World War I, on 25 May 1916, the royal Greek government permitted the surrender of the fortress to the Germans and their Bulgarian allies. The German-Bulgarian troops then proceeded to occupy most of eas... From Wikipedia, the free encyclopedia.