The historic center of Cartagena, "The Walled City", was declared a National Heritage of Colombia in 1959, while in 1984, the UNESCO World Heritage Committee included it on the world heritage list as "Port, Fortress and Monumental Ensemble of Cartagena de Indias». Also during the Spanish domination, Cartagena had a crucial role as a commercial center and shipping port for the treasures of the Crown. Its main heritage and attraction is its extraordinary military architecture, characterized by solid walls and castles to defend it from pirates, corsairs, and of armies that in their time