Mountain Province is a landlocked province of the Philippines in the Cordillera Administrative Region in Luzon. Its capital is Bontoc.
Mountain Province was formerly referred to as Mountain in some foreign references. The name is also incorrectly shortened by locals to Mt. Province, which in turn is read by native Anglophones as "Mount Province". The province was named so for being in the Cordillera Central mountain range found in the upper realms of Luzon island.
Mountain Province was also the name of the historical province that included most of the current Cordillera provinces. This old province was established by the Philippine Commission in 1908, and was later split in 1966 into Mountain Province, Benguet, Kalinga-Apayao and Ifugao.The province is also known for its mummy caves, which contain naturally mummified bodies, and for its hanging coffins.Mountain Province is bounded in the east by Isabela, in the north by the provinces of Kalinga, Apayao, and Abra, in the south of Benguet and Ifugao, and in the west by the province of Ilocos Sur.
It has an area of 215,738 hectares (533,100 acres), with 83% mountainous while 17% make up hills and levels. The province has many rivers, waterfalls, mountains, and caves. The central and western areas of the province are characterized by rugged mountains and steep cliffs, while the eastern portion has generally sloping terrain.
All in all, Mountain province has (10) ten municipalities and has (144) one hundred and fourty four barangays.