The Ruins of St. Paul's, situated on Rua de D. Belchior Carneiro in Macau, stand as a testament to the city's rich cultural heritage. The granite facade, adorned with intricate carvings and symbols, serves as a visual catechism, conveying the teachings of the Catholic Church to a diverse audience. At the center of this facade lies the Pelican in Her Piety, a symbol steeped in Christian tradition. According to legend, the pelican pierces its own breast to feed its young with its blood, mirroring Christ's sacrifice on the cross. This powerful metaphor speaks to the themes of redemption, sacrifice, and the Eucharist, resonating deeply with the faithful. The Pelican's presence on the facade is not merely decorative; it is a deliberate choice, intended to convey a specific message to the viewer. In the context of 17th-century Macau, where the Church sought to evangelize the local population, the use of such symbols was a crucial aspect of missionary work. By employing a visual language that transcended linguistic and cultural barriers, the Church could reach a broader audience, including the illiterate and those unfamiliar with Christian doctrine. As we delve deeper into the facade's symbolism, we find a complex web of meanings and allusions. The pelican, often depicted alongside other creatures, such as the phoenix and the eagle, participates in a broader narrative that draws upon biblical and mythological sources. These symbols, far from being mere ornamentation, form a sophisticated visual theology, inviting the viewer to contemplate the mysteries of faith. The Ruins of St. Paul's facade, with its masterful blend of art and theology, stands as a testament to the ingenuity and devotion of the artisans and missionaries who created it. As we gaze upon the Pelican in Her Piety, we are reminded of the power of symbolism to convey profound truths and the enduring legacy of Macau's cultural heritage.