Iquitos has architecturally significant buildings in a particular range of structural remnants were built during the rubber boom of the 1880s. Comprise mainly European/Amazonian-style buildings with ceramic tiles imported from Italy and Portugal, and its unique, French architecture called Casa de Fierro built by Gustave Eiffel, who built the original house in Paris for an exhibition of 1878. However, the structure is not the only European urban appeal: the city is also characterized by the rustic architecture or conventional as the palafitte, malocas and huts that are located primarily in the areas of the city.