Around the walled city built a dense network of watchtowers that allowed warn people of danger. They acted, in addition to protecting the alcalaína square functioned as elements of communication between castles and forts that controlled the territory, by connecting nearby cities like Alcaudete and Moclín. South towers Christian tradition (the moral or Cascante), eg the progress of the border are located. The rest of Islamic origin, are located north of the city. (Los Pedregales or Charilla).