The Duchy of Athens was one of the Crusader states set up in Greece after the conquest of the Byzantine Empire during the Fourth Crusade as part of the process known as Frankokratia, encompassing the
13th century Frankish tower at Oinoi
The Acropolis of Athens in the mid-18th century. The visible fortifications, eventually demolished in the mid-19th century, date back to the de la Roche and Acciaioli periods.
Painting of the Theotokos commissioned during the reign of Francesco I (1451–1454). From the St. Elias church in Athens, demolished in 1849.
The Principality of Achaea or Principality of Morea was one of the vassal states of the Latin Empire, which replaced the Byzantine Empire after the capture of Constantinople during the Fourth Crusade.
Achaean tornese from Glarentza (Clarentia)
Ruins of the 13th-century St. Sophia church in Andravida