3d render concept image with a digital tablet showing a typical portuguese wooden boats, called barcos rabelos, used in the past

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