Portugal, Porto, Vila Nova de Gaia, 17th century Mosteiro da Serra do Pilar or the Monastery of Serra do Pilar.

Portugal, Porto, Dom Luis I Bridge or Ponte de Dom Luis I, Double-deck metal arch bridge over the Rver Douro which was opened in 1886 and is seen here from the Torre dos Clerigos or Clerigos Tower.

Portugal, Porto, Dom Luis I Bridge or Ponte de Dom Luis I, Double-deck metal arch bridge over the River Douro which was opened in 1886 and is seen here from the Ribeira side of the river.

Portugal, Porto, Dom Luis I Bridge or Ponte de Dom Luis I, Double-deck metal arch bridge over the Rver Douro which was opened in 1886 and is seen here from the esplanade of the Monastery of Serra do P...

Portugal, Porto, Dom Luis I Bridge or Ponte de Dom Luis I, Double-deck metal arch bridge over the Rver Douro which was opened in 1886 and is seen here from the esplanade of the Monastery of Serra do P...

Portugal, Porto, Dom Luis I Bridge or Ponte de Dom Luis I, Double-deck metal arch bridge over the Rver Douro which was opened in 1886 and is seen here from the esplanade of the Monastery of Serra do P...

Portugal, Porto, Dom Luis I Bridge or Ponte de Dom Luis I, Double-deck metal arch bridge over the Rver Douro which was opened in 1886.

Portugal, Porto, Dom Luis I Bridge or Ponte de Dom Luis I, Double-deck metal arch bridge over the Rver Douro which was opened in 1886.

France, Paris, Cathedral de Notre Dame, West facade in golden evening light.

France, Paris, Cathedral de Notre Dame, West facade in golden evening light, detail of the main entrance portal with carving of the Last Judgement.

France, Paris, Cathedral de Notre Dame, North wall of the choir enclosure which created a screen of silence for services in the choir, the wall is illustrated with Gospel scenes in the restored cathed...

France, Paris, Cathedral de Notre Dame, North wall of the choir enclosure which created a screen of silence for services in the choir, the wall is illustrated with Gospel scenes in the restored cathed...