The imposing Byzantine church of the Life-Giving Fountain (Zoodohos Pihi) is located between the villages of Koufos and Alikianos, at a site with many orange and lemon trees. The temple is also known as Ai Kyrgiannis (St Mister John) after the name of St. John the Hermit or Xenos who founded it around 1030.
It a simple, four columned, Helladic type, cruciform church with a dome. The church bears frescoes in two layers (11th and the 14th - 15th centuries). Pillars cave been embedded in the walls (5th century). Among the frescoes of the 14th century we can discern Agios Ioannis Xenos among the figures.
Excavations in and out of the temple unearthed tombs from the 11th to the 19th century.