Porto Cathedral (Se Catedral)

"Part of the twin towers, the rose window, the naves, and the vestry are elements of the original 13th-century structure." Full review

"When you enter the two-story, 14th-century cloisters... the building comes to life." Full review

"From Praça da Ribeira rises a tangle of medieval alleys and stairways that eventually reach the hulking, hilltop fortress of the cathedral." Full review

"This huge cathedral was originally Romanesque but is now an impressive blend of styles. The delicate Renaissance stone tracery on the roof is particularly eye-catching. " Full review

"The chapel of the Holy Sacrament, which opens off the left arm of the transept, has a very attractive altar with a retable in sculpted silver." Full review