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These kind of straw roofs are typical in Uruguay, also these trees, I am trying to find the name of them.
The Nacional Tree of Uruguay is: El ceibo, seibo, bucaré (Erythrina crista-galli, in greek ερυθρος erythros, "red", and latín crista galli, "cresta de gallo") it is a tree from the subfamily Faboideae originary of Sudamerica, Bolivia, Brasil, Paraguay, Argentina and Uruguay.
Gracias a Luis, Vero y Maria Claudia.