Santa Rosa de Leales is a settlement in which most most densly populated province in Argentina?
Santa Rosa de Leales Santa Rosa de Leales is a settlement in Tucumán Province in northern Argentina.
Bío Bío Province Bío Bío Province (Spanish: "Provincia de Bío Bío" ) is one of four provinces of the Chilean region of Bío Bío (VIII). Its capital is Los Ángeles (2002 pop. 94,716). It is bounded on the north, west and south by the provinces of Concepción, Arauco and Malleco, respectively, and on the east by Argentina. It has an area of 14,987.9 sqkm of well-wooded and mountainous country, and exports timber to a large extent. The population is 373,981 according to the census of 2012.