Gökçegöl

Gökçegöl is a crater lake located in the Bolu Province of Turkey, near the town of Mengen. The lake is situated within the borders of Aladağlar National Park, a protected area known for its natural beauty and biodiversity. Gökçegöl, meaning "blue lake" in Turkish, derives its name from the clear, often turquoise waters that fill the crater.

The formation of Gökçegöl is attributed to a volcanic event. While the exact geological history is complex, it is understood to be a maar type of crater, formed by phreatomagmatic eruptions. These eruptions occur when magma interacts explosively with groundwater, leading to the creation of a volcanic crater and subsequent filling with water. The surrounding landscape is characterized by forests and mountainous terrain, typical of the Black Sea region of Turkey.

The lake is a popular destination for local visitors and nature enthusiasts. Its serene environment offers opportunities for activities such as hiking and picnicking. The Aladağlar National Park itself supports a variety of flora and fauna, making Gökçegöl a focal point within a broader ecological context. Access to the lake is generally straightforward, contributing to its appeal as a natural retreat. Conservation efforts are in place to protect the lake and its surrounding ecosystem within the national park.