The bust of Charles III is located next to one of his most significant works, the Charles III's Wall, next to the main steps to Midshipmen's Barracks and in front of the plaque that commemorates the fortification works.
The bust is a work by José Torres Guardia. It was unveiled by King Juan Carlos I, on June 12th, 1990. And it was funded by the California Brotherhood.
The figure of Charles III was fundamental for Cartagena, he completed the defensive system of the port area with the construction of Muralla del Mar in 1766, the new King barracks, the Artillery Park and the ending of the Arsenal in 1782. In addition, works to adapt the Galeras, La Atalaya, Los Moros and San Julián castles were done.