The Baoruco province is in the "Hoya de Enriquillo" valley, a very dry valley with some parts below sea level; its capital, Neiba, has an elevation of only 10 m above sea level. In this valley is the "Lake Enriquillo", and the northeastern part of the lake, about of third of its surface, belongs to the Baoruco province, including its small islands of Barbarita and Islita.