It belongs to the barrio of Casabó, at the west of Villa del Cerro.

It holds a dominant position on the highest hill of the department of Montevideo (popularly known as Cerro de Montevideo) with an altitude of 134 meters above sea level, on the opposite side of the bay.

[2] Its function was to defend the population of Montevideo and its port, on the río de la Plata.

Governor Francisco Javier de Elío ordered construction in 1809 and it was completed in 1839;[2] this was the last Spanish fort built in Uruguay.

[2] Today it is a well-known attraction for tourists visiting Montevideo.