The Sé Catedral de Angra do Heroísmo is the oldest cathedral in the Azores, built when Angra was the administrative capital of the entire archipelago and the main stopping point for the Atlantic fleets. The building reflects this moment of importance: the proportions are serious, the stonework is fine, and the interior contains accumulated centuries of ecclesiastical art and furnishings. The carved wooden choir stalls are the standout piece — intricate 17th-century work that survived the 1980 earthquake that damaged much of the city.
The exterior is austere Portuguese Renaissance, the style favored when the cathedral was begun. The interior warms considerably — the stained glass, the side chapels, the azulejo tilework all contribute to a space that feels lived-in rather than preserved-in-amber. The cathedral faces the main square (Praça Velha), which means you'll see it from multiple angles as you walk the center. Mass is still celebrated regularly; check the schedule if you want to attend, and time your architectural visit accordingly. The sacristy, which contains vestments and silverwork from the colonial period, is sometimes open to visitors during off-hours.