Bolu Province
Bolu Province () is a Provinces of Turkey, province in north-western Turkey, between the capital, Ankara, and the largest city in the country, Istanbul. Its area is 8,313 km,2, and its population is 320,824 (2022). The capital city of the pr ...
in the
Black Sea
The Black Sea is a marginal sea, marginal Mediterranean sea (oceanography), mediterranean sea lying between Europe and Asia, east of the Balkans, south of the East European Plain, west of the Caucasus, and north of Anatolia. It is bound ...
region of western
Turkey
Turkey, officially the Republic of Türkiye, is a country mainly located in Anatolia in West Asia, with a relatively small part called East Thrace in Southeast Europe. It borders the Black Sea to the north; Georgia (country), Georgia, Armen ...
, from the provincial center city of
Bolu
Bolu is a city in northern Turkey, and administrative center of the Bolu Province and of Bolu District,Mengen District
Mengen District is a Districts of Turkey, district of the Bolu Province of Turkey. Its seat is the town of Mengen, Bolu, Mengen.İlçe Belediyesi Turkey Civil Administration Departments Inventory. Retrieved 30 January 2023. Its population is 5,585 (2021). The mayor is Turhan Bulut ( CHP). Mengen is from Ankara.