typical portuguese wooden boats, called `barcos rabelo`, used in the past to transport the famous port wine porto-oporto-portugal

barcos barrel boat boats bridge called carrier cask cellar cellars city cityscape culture douro europe european famous harbor hill location material nautical north northern old oporto past port porto portooportoportugal portooportoportugaleurope portugal portuguese quarter rabelo rabelos ribeira river shore town tradition traditional transport transportation travel typical unesco used valley vessel water waterfront wine wood wooden