Ribeira district, UNESCO World Heritage Site, Porto (Oporto), Portugal, Europe

The Ribeira district on the waterfront of the Douro River, with the white facade of the Bishops Palace above, in the centre of Oporto, Portugal, Europe

Rabelos boat, Ribeira District, UNESCO World Heritage Site, Se Cathedral, Palace of the Bishop, Porto (Oporto), Portugal, Europe

Rabelos boat, Ribeira District, UNESCO World Heritage Site, Se Cathedral, Palace of the Bishop, Porto (Oporto), Portugal, Europe

Rabelos boat, Ribeira District, UNESCO World Heritage Site, Se Cathedral, Palace of the Bishop, Porto (Oporto), Portugal, Europe

Europe, Portugal, Porto. Traditional tile sign for the stairs to the Verdades district, the Stairs of Truths.

Europe, Portugal, Porto. Traditional tile sign for the stairs to the Barredo district.

Vinho Verde, Alvarinho, Trajadura wine from Quinta de Carapecos made by oenologist Jorge Sousa Pinto near Amarante, Porto area, North Portugal region, Portugal, Europe

Must being decanted, wine press house of Quinta de Carapecos near the village of Amarante, Porto area, North Portugal region, Portugal, Europe

View from district Vila Nova de Gaia to the Old Town of Porto with River Rio Duoro, at the back Ponte de Arrabida Bridge, Porto, UNESCO World Heritage Site, Portugal, Europe

View of the historic town centre of Porto with the Rio Duoro River from the Vila Nova de Gaia quarter, at back the Ponte de Arrabida Bridge, Porto, UNESCO World Cultural Heritage Site, Portugal, Europe

View of the historic centre of Porto with the Rio Duoro River from the Vila Nova de Gaia quarter, Porto, UNESCO World Cultural Heritage Site, Portugal, Europe

View of the historic centre of Porto with the Rio Duoro River from the Vila Nova de Gaia quarter, at back the Ponte de Arrabida Bridge, Porto, UNESCO World Cultural Heritage Site, Portugal, Europe

Square with modern art and historic Socorro Chapel in the background, Vila do Conde, Porto district, Portugal, Europe

The historic centre of Porto with the Ribeira Quay, Rio Duoro River, Porto, UNESCO World Cultural Heritage Site, Portugal, Europe

Se do Porto or Cathedral of Porto, old town, UNESCO World Heritage Site, Porto, Portugal, Europe

Ribeira district, Porto, Unesco World Heritage Site, Portugal, Europe

Sydney Harbor Bridge at night, Australia.

Sydney Harbor Bridge at sunset, Australia

Port boats and freight barges moored beside a waterfront wall, and people on the promenade. Historic buildings, Porto, Portugal