Cao Bang
Cao Bang is a province of the Northeast region of Vietnam. The province has borders with Ha Giang, Tuyên Quang, Bac Kạn, and Lạng Son provinces within Vietnam. The province covers an area of 6724.6 square kilometres, and, as of 2008, its population was 528,100people.
The area has a rich history tracing to the Bronze Age of the Tay Au Kingdom in Vietnam. The dynasties which ruled the area were Tay lords, Be Khac Thieu and Thai. The province is in the region where the Vietnamese people lived thousands of years ago before their southwards expansion. Cao Bang has several points of historical interest as well as many natural features such as the Pac Bo where Ho Chi Minh in January 1941 established a revolutionary force at Coc Bo cave, the Mạc King's Temple, the Ky Sam Temple, Coi Bin Church, the Ban Gioc waterfall area at the international border between Vietnam and China, and the Thang Hen Mountain Lake.