Travel video about destination Se Catedral in Portugal. The historic origins of Sé Catedral date back to the 12th century when it was built on a raised area of granite rock. The decision to construct the building at this location was probably more for strategic rather than aesthetic reasons. In spite of numerous reconstructions, the church has never been able to lose its fortress-like appearance. Throughout the centuries and according to the architectural of each epoch, the external Romanesque appearance of the cathedral has been the subject of constant transformation.King Joao The First and his wife, Philippa, had eight children, among whom was their famous son and discoverer, Henry The Navigator, who was born in Porto. In addition to numerous successful expeditions, Henry’s self-taught contribution to shipbuilding and nautical science earned him a glorious place in the pages of history. Due to his achievements he laid the foundation for Portugal’s subsequent emergence as a colonial power.