A house of prayer for some, Church of Saint Ildefonso is worth checking out, irrespective of your spiritual beliefs. Find out if this holy sanctuary is open to visitors for a welcome pause from your hectic sightseeing schedule.
To visit this house of prayer, head to Centro / Baixa. There are loads of other things to see and do in the area, including Sandeman Cellars, Porto Cathedral, and Casa da Musica.