This María de Monserrate who married Cantero, a landowner from the Sugar Mills Valley, who transformed it into one of the most sumptuous Neo Classical residences of Trinidad. It is now the Municipal Museum of History where local history can be traced here through exhibits, maps and monuments related to different themes: the Cantero family, piracy, the plantations of the Sugar Mills Valley the slave trade and the wars of independence. The tower has a commanding view of the historic center.