10th-century establishments in the Byzantine Empire

1st monastery of Mount Athos, Greece

Monastery on Mount Athos, Greece

restored medieval church in Agora excavations, Athens

historic monastery in Kalavryta Municipality, Achaia, Greece

Lykandos or Lycandus (), known as Djahan in Armenian, was the name of a Byzantine fortress and military-civilian province (or "theme"), known as the Theme of Lykandos (θέμα Λυκανδοῦ), in the 10th–11th centuries.

Orthodox church in Drama Municipality, Greece

Byzantine-era monastery in Kolonaki, Athens, Greece

Byzantine church in Monastiraki square, Athens, Greece

former Benedictine monastery of Mount Athos at Morfonou

The Protaton (), also known as the Dormition of the Theotokos Church (), is the main church of Karyes, Mount Athos. It also serves as the ecclesiastical seat of the Protos, or the primate of the monastic community of Mount Athos. It was founded in the early 10th century AD, prior to the completion of the Great Lavra in 963.