Canillo is one of the parishes of Andorra. Canillo is also the name of the main town of the parish. The parish is considered the religious center of Andorra with the Sanctuary and Chapel of Our Lady of Meritxell, patron saint of Andorra, and contains one of the most well preserved romanesque church in the Pyrenees, Sant Joan de Caselles. It has a population of 4,826, as of 2011. Despite having a tourist vocation, the parish of Canillo still retains many livestock and agricultural traits.