Old chocolate factory of Pinto Monument · Pinto, Área Metropolitana, Madrid Image of Pinto, not of the place itself. A factory built in 1866 by the Compañía Colonial to make chocolate on the outskirts of Pinto; of the original complex three buildings survive along with the slender brick chimney, one of the few 19th-century industrial remains in the south of Madrid. Photo: Onanymous (Public domain) What to see and do in Pinto