The Balkan mountain range (Bulgarian and Serbian: Стара Планина, Stara Planina, "Old Mountain"; ; ) is a mountain range in the eastern part of the Balkan Peninsula. The range runs 557 km from the Vrashka Chuka Peak on Bulgarian-Serbian border eastward through central Bulgaria to foothills reaching Cape Emine on the Black Sea. The highest peaks of the Balkan Mountains are in central Bulgaria. The highest peak is Botev at 2,376 m, which makes the mountain range the third highest in the country, after Rila and Pirin. The mountains are the source of the name of the Balkan Peninsula.