Those are two Turkish castles that are built in the 19th century using material from the nearby archaeological site of Aptera. The lower castle is that of Itzedin (also known as Kalami fort) named in honour of the son of the Sultan of the time, by the commander of Crete, Reouf Pasha was used in the past as a prison.

The exhibition of the objects takes place according to the contemporary museum conception, with explanatory texts, photographs, plans, models, and is enriched with new exhibits every year. The Museum is divided into seven rooms, according to the following units: The Arched House, Silk, Pottery, Lace-making, Masonry and Stone carving, Church and Woodcarving.