Agios Nikolaos (St. Nicholas) (Argyropoulis)
A church within a cave at Chostos, on the banks of Mousselas river. It contains some of the few surviving murals dating back to the 14th century.
Agia Kyriaki (St. Kyriake) (Argyropoulis)
The church of Saint Kyriake is located on the banks of the Mousellas river and was built on the site of a Roman bathhouse. It is a single-space arch-covered church with 11th and 13th century murals, most of which have been destroyed. The depiction of the Supplication on the apse of altar is impressive.