St Mary’s Cathedral, located on Vuna Road close to the waterfront in Nuku’alofa, Tongatapu, is a remarkable Catholic church and a striking presence in the area. The cathedral is not only admired for its religious significance but also for its beautifully manicured gardens and exquisite stained-glass windows. Attending a church service at St Mary's Cathedral provides visitors with an immersive experience of the cultural and spiritual life of Tonga, amidst an undeniably breathtaking setting.