Agia Triada

Agios Athanassios (St. Athanassius) (Lithines)
 
This is 15th-century, single-space arch-covered church. A narthex was added to it in 1603 in order to house the family crypt of Georgios Vlachos, a nobleman.

ΔΗΜΟΤΙΚΟ ΣΧΟΛΕΙΟ ΛΙΘΙΝΩΝ ΣΗΤΕΙΑΣ

Agioi Apostoloi (Holy Apostles) (Lithines)
 
Built in 1415, this is a single-space arch-covered church with numerous murals.
Its depictions of the Christological cycle (particularly elaborate, depicting a total of 17 scenes) and the Second Coming are most impressive.