11th-century establishments in the Byzantine Empire

11th-century Byzantine monastery in Greece

monastery in Distomo-Arachova-Antikyra Municipality, Greece

The pronoia (; , meaning "care", "forethought" or "providence," from 'before' and 'mind') was a system of granting dedicated streams of state income to individuals and institutions in the late Byzantine Empire. Beginning in the 11th century and continuing until the empire's fall in the 15th century, the system differed in significant ways from European feudalism of the same period.

monastery in Cyprus

Stavropigal monastery in Bulgaria

20th Monastery on Mount Athos, Greece

Orthodox church in Thessaloniki Municipality, Greece

Byzantine church in Athens, 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.

Byzantine monastery

The nomophylax (, "guardian of the laws") was a senior Byzantine judicial office of the 11th–15th centuries.

Byzantine church in Athens

monastery in Bulgaria

fortification in Turkey