Monastery of Pedralbes

Founded as a convent for the Order of Saint Clare, the Monastery of Pedralbes has housed nuns almost continuously since the 14th century, and its triple-tiered Gothic cloister, quiet, arcaded, and planted with gardens, is considered one of the best-preserved examples of its kind in Europe. The museum inside covers the daily life of the nuns across seven centuries alongside medieval frescoes and furnished period rooms, giving it more narrative depth than its modest size suggests.

Set away from the old city in the leafy Pedralbes district, it draws far fewer crowds than Barcelona's central sights, and reviewers frequently describe it as a peaceful discovery. Limited opening hours mean it's worth checking the schedule before making the trip out.