The Central Balkan National Park (Bulgarian: Национален парк Централен Балкан) lies in the heart of Bulgaria, nestled in the central and higher portions of the Balkan Mountains. Its altitude varies from 550 m. near the town of Karlovo to 2376 m. at Botev Peak, the highest summit in the mountain range. It was established on 31 October 1991. The Central Balkan National Park is the third largest protected territory in Bulgaria, spanning an area of 716.69 km² with total length of 85 km from the west to the east and an average width of 10 km. It occupies territory from 5 of the 28 provinces of the country: Lovech, Gabrovo, Sofia, Plovdiv and Stara Zagora.