Portugal, Norte Region, Porto, historical center listed as World Heritage by UNESCO, the historic Cais de Ribeira district, boats Barco Rabelo formerly used to transport porto wine on the Douro river

- Image ID: E2C8JT

Portugal, Norte Region, Porto, historical center listed as World Heritage by UNESCO, the historic Cais de Ribeira district, boats Barco Rabelo formerly used to transport porto wine on the Douro river

Hemis / Alamy Stock Photo

Image ID: E2C8JT