San Guillermo Church, also known as the Betis Church, is a stunning Baroque-style church located in Guagua, Pampanga. It is considered one of the most beautiful churches in the Philippines. The intricate details of its architecture and the grandeur of its interior make it a must-visit attraction. During winter, the church is adorned with festive decorations, adding to its charm. Take a moment to appreciate the religious and historical significance of this architectural gem.