concrete bridge on the antas river

south america brazil rio grande bento goncisect alves sierra gaucha vacation travel tourism picturesque landscape countryside provincial deserted road way route concrete paved destination shabby worn weathered valley hill forest bridge tiedarch brig causeway structure construction engineering river transport parapet architecture modern viaduct cement railing fence guardrail balustrade rough archshaped bowstring arch antas tied-arch ernesto dornelles made over amid wooded near goncalves friendly country town southern famous its wine production