Deco style, modern neoclassicism, eclecticism folklorist and art deco ornamental resources significantly influenced the architecture of Colombia, especially during the transition period. Modernism contributed with new construction technologies and new materials (steel, reinforced concrete, glass and synthetic materials) and the topology architecture and lightened slabs system also have a great influence. The most influential architects of the modern movement were Rogelio Salmona and Fernando Martínez Sanabria.