Connect with your spiritual side and meet other worshippers at Santuario della Madonna della Misericordia. Sit in quiet reflection outside for a while or ask if you're able to join the next service.
When it comes to things to do and see in Castelleone, Santuario della Madonna della Misericordia is recommended by fellow travelers. And in good news for your budget, admission is free. Duomo, Pizzighettone Walls and Santuario di Santa Maria della Croce are also great to see and are not far from the house of prayer.