Bolu Province ( Turkish : Bolu ili ) is a province situated in north-western Turkey . It is located between the capital, Ankara , and the largest city in the country, Istanbul . Its area is 8,313 km, and its population is 320,824 (2022). The capital city of the province is Bolu .
21-658: The province is drained by the Bolu River ( Boli Su ) and the Koca River. The forests, lakes, and mountains are home to wildlife, including three deer species. Parts of the province are vulnerable to earthquakes. The province has the Yedigöller National Park . There is also another area consisting of a lake and its surroundings that is under protection by the Ministry of Agriculture and Forestry as
42-574: A ' nature park ' that is called Gölcük. There is a structure on the shore of the lake named the State Guesthouse of the Ministry of Forestry. Near the nature park is an artificial lake; the lake is 13 kilometres (8 mi) to the south of the city of Bolu. It is not known when Bolu was first established. Some archaeological findings that date back about 100,000 years suggest the region was inhabited then. The area now in Bolu Province
63-482: A lake and its surroundings that is under protection by the Ministry of Agriculture and Forestry as a ' nature park ' that is called Gölcük. There is a structure on the shore of the lake named the State Guesthouse of the Ministry of Forestry. Near the nature park is an artificial lake; the lake is 13 kilometres (8 mi) to the south of the city of Bolu. It is not known when Bolu was first established. Some archaeological findings that date back about 100,000 years suggest
84-413: Is 8,313 km , and its population is 320,824 (2022). The capital city of the province is Bolu . The province is drained by the Bolu River ( Boli Su ) and the Koca River. The forests, lakes, and mountains are home to wildlife, including three deer species. Parts of the province are vulnerable to earthquakes. The province has the Yedigöller National Park . There is also another area consisting of
105-633: Is located in the northern part of Bolu Province in Turkey . The park is categorized under IUCN II and was established in 1965. The park is best known for the seven lakes formed by landslides and for its profusion of plant life. The park is located at an elevation of 900 metres (3,000 ft) in Mengen district in the north of Bolu Province and to the south of Zonguldak in the western Black Sea region. Established in 1965, it encompasses an area of 1,623 hectares (4,010 acres). There are seven lakes in
126-662: The Kingdom of Pontus . With Roman's help, the last Bithynian king, Nicomedes IV , regained his throne, but on his death bequeathed the kingdom to Rome. This led to the Third Mithridatic War and the fall of Pontus, after which the area was incorporated into the Roman Empire as a single province, merging Paphlagonia with Bithynia. Under the falling Byzantine Empire , the Bolu area was divided from western Bithynia at
147-424: The Kingdom of Pontus . With Roman's help, the last Bithynian king, Nicomedes IV , regained his throne, but on his death bequeathed the kingdom to Rome. This led to the Third Mithridatic War and the fall of Pontus, after which the area was incorporated into the Roman Empire as a single province, merging Paphlagonia with Bithynia. Under the falling Byzantine Empire , the Bolu area was divided from western Bithynia at
168-635: The Sakarya River , with western Bithynia keeping the name. The Sakarya River remains the southern and western boundary of the province. The Byzantine Empire briefly lost the Bolu area to the Seljuk Turks after the 1071 Battle of Manzikert but recovered it under Alexios I Komnenos . After the end of the Komnenos dynasty , the Turks gradually reclaimed the Bolu area back. In approximately 1240,
189-405: The Sakarya River , with western Bithynia keeping the name. The Sakarya River remains the southern and western boundary of the province. The Byzantine Empire briefly lost the Bolu area to the Seljuk Turks after the 1071 Battle of Manzikert but recovered it under Alexios I Komnenos . After the end of the Komnenos dynasty , the Turks gradually reclaimed the Bolu area back. In approximately 1240,
210-775: The Seljuk Turks took the eastern part of the Bolu area (i.e., the Paphlagonian part) from the Byzantine Empire and incorporated it into the Sultanate of Rum . Due to their assistance in taking it and Sinop , the Chobanids were given that territory and adjacent areas to the north and east to govern. That eastern area fell to the Isfendiyarids in 1292 and was controlled by them until 1461, after which it
231-412: The Seljuk Turks took the eastern part of the Bolu area (i.e., the Paphlagonian part) from the Byzantine Empire and incorporated it into the Sultanate of Rum . Due to their assistance in taking it and Sinop , the Chobanids were given that territory and adjacent areas to the north and east to govern. That eastern area fell to the Isfendiyarids in 1292 and was controlled by them until 1461, after which it
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#1732787622288252-413: The park are Ecdyonurus starmachi, Paraleptophlebia cincta, Caenis martae, and Baetis lapponicus. [REDACTED] Media related to Yedigöller National Park at Wikimedia Commons Bolu Province Bolu Province ( Turkish : Bolu ili ) is a province situated in north-western Turkey . It is located between the capital, Ankara , and the largest city in the country, Istanbul . Its area
273-414: The park includes, but is not limited to, red deer , roe deer , wild boar , brown bears , wolves , red fox , lynx , jungle cats , otters and squirrels. As result of better protection conditions in the park the population of animals has increased. The park has an exclusive protected area for deer. A trout farm has also been established in the park. New insect species Ephemeroptera identified in
294-523: The park which were formed due to landslides. The seven lakes are Büyükgöl, Deringöl, Seringöl, Nazlıgöl, Sazlıgöl, Incegöl and Küçükgöl. Several streams flow through the park some of which have handcrafted bridges across them and a small water fall. The park is located between Istanbul and Ankara . Access is from the Yenicaga road, 152 kilometres (94 mi) from the Ankara – Istanbul highway. During
315-533: The park, and the ski centers here are well known in Turkey. The specific studies related to Saprobic values of decayed organic matter of the park indicate a range between oligosaprobic and beta-mesosaprobic status. The water quality of the streams in the park is classified as Class I and II. The vegetation consists of beech trees , oaks , hornbeams , firs , elms, hazel nuts, spruces , alders , lime trees, black pines and Scotch pines. Wildlife within
336-701: The region was inhabited then. The area now in Bolu Province was in eastern Bithynia and southwestern Paphlagonia . The town of Bithynium, from which the area takes its name, is the modern Bolu . The area was called Bithynia during the Hellenistic period. The Romans named it Claudiopolis, and it was called Bolu by the Turks. By approximately 375 BCE, Bithynia had gained its independence from Persia under Artaxerxes II , and King Bas subsequently defeated Alexander 's attempt to take it. The Bithynian region, with parts of Paphlagonia remained its own kingdom until 88 BCE, when it briefly came under Mithridates VI and
357-436: The winter the alternate road is only from the Yenicaga – Mengen – Yazicik road. It is 42 kilometres (26 mi) to the north of Bolu. Kapankaya mountain peak is within the park and provides a vantage location to view the scenic beauty of the park. It is accessible all through the year. The park also has trekking paths and camps to stay, in the form of tents, caravans, rest houses and bungalows. There are also hot springs in
378-518: Was geographically part of the Kastamonu Vilayet . Bolu province is divided into nine districts , four sub-districts, thirteen municipalities, and 491 villages. Towns include: 40°40′45″N 31°33′30″E / 40.67917°N 31.55833°E / 40.67917; 31.55833 Yedig%C3%B6ller National Park The Yedigöller National Park ( Turkish : Yedigöller , "seven lakes") also known as Seven Lakes National Park
399-577: Was in eastern Bithynia and southwestern Paphlagonia . The town of Bithynium, from which the area takes its name, is the modern Bolu . The area was called Bithynia during the Hellenistic period. The Romans named it Claudiopolis, and it was called Bolu by the Turks. By approximately 375 BCE, Bithynia had gained its independence from Persia under Artaxerxes II , and King Bas subsequently defeated Alexander 's attempt to take it. The Bithynian region, with parts of Paphlagonia remained its own kingdom until 88 BCE, when it briefly came under Mithridates VI and
420-527: Was incorporated into the rest of the Ottoman Empire by Mehmed II . By 1265, the western part of the Bolu area was again acquired by the Seljuk Turks, but it fell to Orhan and the Ottoman Empire in the early to mid-1300s. The two areas were reunited in 1461, under Mehmed II. In the 1864 Ottoman Empire administrative reorganization , Bolu was made into an independent sanjak , although it
441-399: Was incorporated into the rest of the Ottoman Empire by Mehmed II . By 1265, the western part of the Bolu area was again acquired by the Seljuk Turks, but it fell to Orhan and the Ottoman Empire in the early to mid-1300s. The two areas were reunited in 1461, under Mehmed II. In the 1864 Ottoman Empire administrative reorganization , Bolu was made into an independent sanjak , although it
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