Sé do Porto (Porto Cathedral)

Perched a hilltop above the Douro, the Sé do Porto is one of the city's oldest monuments and a centrepiece of the UNESCO listed historic centre. Construction of the present building began in the second half of the 12th century and continued into the 16th, with major Baroque additions in the 18th. The result is a fortress church in granite, its plain facade flanked by two imposing square towers has softened over time by Gothic refinement and Baroque additions. For photographers there are three distinct subjects here. The fortress facade and rose window are best shot from the open Terreiro da Sé courtyard, where you can step back far enough to take in both towers. It's best to aim for late afternoon when warm light rakes across the west facing stone. The Gothic cloister, reached from the south transept, is lined with Baroque azulejos by Valentim de Almeida laid between 1729 and 1731, deep cobalt and white panels under pointed arches that reward a slower, detail focused approach in soft even light. The terrace and tower viewpoint, accessed through the paid cloister route, open onto one of the best panoramas in Porto: the historic centre, the Douro, the Dom Luís I Bridge, and Vila Nova de Gaia across the water, a classic at sunset when the river catches the light. The nave is free to enter but the cloister, treasury, and viewpoint require a ticket to explore. Remember this is an active place of worship, so shoot quietly and respect the space of worshippers. (Terreiro da Sé, Porto, Portugal)