Sant Joan de Caselles is a Romanesque church located in the Andorran parish of Canillo. Built in the 11th century, it features a distinctive bell tower and beautiful frescoes that reflect the artistic style of the period. The church is dedicated to Saint John the Baptist and is an important example of Andorra's medieval architecture. The interior of Sant Joan de Caselles showcases a simple yet elegant design, with wooden beams and stone walls. Visitors can admire the well-preserved altar and the intricate details of the frescoes, which depict biblical scenes. The church is a popular site for both tourists and locals, offering a glimpse into Andorra's rich cultural heritage.