The Spain stamp you mentioned was issued in 1967 to commemorate the International Year of Tourism. It features a beautiful sightseeing location, the Betanzos Church in Corunna.
The stamp likely showcases the architectural and cultural significance of this historical church located in the town of Betanzos, which is in the province of Corunna (A Coruña) in the region of Galicia, Spain. The church might be a prominent landmark or an example of the rich historical and religious heritage of the area.
Stamp collectors and enthusiasts often find these commemorative stamps particularly interesting, as they provide a glimpse into a country’s history, culture, and significant events. Stamps like this one serve as small windows to showcase iconic landmarks and celebrate important moments in history.