Якутск is the capital city of the Sakha Republic, also known as Yakutia, in Russia. It is located along the Lena River and is known for its extreme cold climate, with winter temperatures often dropping below -30°C (-22°F). This makes it one of the coldest cities in the world. The city has a rich cultural heritage, influenced by the indigenous Yakut people. It serves as an important administrative, economic, and cultural center in the region, featuring museums, theaters, and educational institutions. The unique environment and culture attract researchers and tourists interested in Siberian life.