Amazon Canopy Walkway, one of the longest suspension bridges in the world, which will allow the primary forest animals from a height of 37 meters and is suspended over the 14 tallest trees in the area. Cable rolls were packed with boxes of parts and bags of bolts. Soon, his first suspension bridges prefabricated America as lightly breathed air bridge near Parc des Buttes-Chaumont ..."( In fact, the suspension bridge that was haunted Eiffel Ironbridge on the Severn in England the oldest in Europe (1779). This marked the beginning of the use of metal in construction, with the English (and not the French) were the true pioneers) .3. Tercera "The engineering works are a kind secret or infrarquitectura architecture is revealed, being ultimately a meta-architecture. Proof of this is how for many years in Venezuela were known as "works of art." Not because of the symbolic decoration on the functional structure, say, of Nereids bolted to vertical or alternating garlands crosses of St. Andrew ... They were called works of art because that's what eran.Los Venezuelan engineers (architects ahead of a century in its operations in the country), seemed to have taken over from early Eiffel words: "Because we are engineers, Are we to believe that beauty does not worry us in our buildings, and while we make solid and durable, do not we strive to make them smart? Or is that the true functions of the force does not always agree with the conditions secret of harmony? "The task of opening the roads and railroads that began starting almost from scratch the last century, took the midst of difficulties, but with something else, with lots of art. While it is true that many imported foreign structures, as the case historically true of the iron bridge across the river Guarapiche in Maturin brought Glasgow, via Trinidad, the truth is that these humble engineers projected eiffelianos many more. Just opened to make an archaeological expedition to find the railroad Caracas-La Guaira, and nine bridges, also listed as works of art, of which four were of iron ... or to recount the saga of the iron suspension bridges, with some legendary as the road from Agua Caliente, Alberto Lutowski, or who would go on Guaire from 1873, structurally divided into three sections Luciano Urdaneta, the first of that magnitude in Venezuela, and others built as a roof over the Quinimarí, in San Cristobal, or the one about the Yuruari in seductive Dorado.El Cuyuni River bridge can only be part of that goal or proto-architecture was engineered bridges and roads ... and left the project just a Venezuelan engineer. "4.Cuarta" The lucrative contract to design and build the fifteen metal door locks of the Panama Canal in 1882 had yielded great benefits.