The name of Aguazul is due to the fact that the river Únete, presented a large blue well, where all ages gathered for recreation, laundry, fishing and to collect water in cans, pumpkins, pots, etc., for human and animal consumption and to water their crops.




The word Taburamena according to the ethnographer Fray P. Fabo in his work “Languages ​​and Ethnography of the Eastern Region of Colombia”, affirms that within the etymology of some towns and places of Casanare, the term menoa or mena is presented, which means water , in Achagua and that the different suffixes that accompany this word in the llanera toponymy mean different qualities or qualifiers to ore or water.





This is Monterrey (Casanare), a town that for five years, between 1948 and 1953, saw many of its inhabitants die in the partisan violence that broke out throughout the country, but in September 1953 it was the headquarters of the signing of the peace treaty that partially settled that confrontation and demobilized the so-called liberal guerrillas of the Llano.