San Antonio del Sur municipality is located in the south-eastern region of Guantanamo. It has a territorial expansion of 584.22 square kilometers, limiting to the north with the municipalities of Baracoa and Yateras, to the west with Caimanera and Manuel Tames, to the east with Imías, and to the south with the Caribbean Sea. There is a population of more than 27 000 inhabitants.
The 88.4% of its relief is mountainous. Its lands do not offer good possibilities of economic exploitation; its climate is warm and there is a seasonal marked differentiation which is not seen during the year, except in Sierra de Purial (in the north area of the territory) where the slowest temperatures and the highest precipitations are registered.
There is a xerofilian vegetation in the southern part of the region, a particular trait of arid places. To the northern region prevails a forest vegetation.
In San Antonio del Sur there is located the Cuban semi-desert area, specifically in Baitiquirí, the most arid region in Cuba, a very poor land.
It can be said that the landscapes constitute one of the fundamental values of this land, for its stunning panoramic beauty, represented by the marine terraces.
San Antonio of del Sur still bears a significant population from aboriginal origin. This name has its origins from the Catholic Church Saints as well as the traditions of Spanish names.
