What is "onzaga"

Onzaga is a town and municipality in the Santander Department in northeastern Colombia. Onzaga borders in the north San Joaquín, in the east and south the municipalities Soatá, Covarachía, Tipacoque and Tutazá of the department of Boyacá and in the west with Coromoro. Onzaga is south of the department capital Bucaramanga. The topography of Onzaga varies greatly; from to .