It was built in the second half of the 18th century by Şerif Ali Ağa. This building had been used as a residence until 1975, nationalized in 1975 by the Ministry of Culture then was restored and opened as a museum in 1995. It is an open style mansion. With braided stone and wooden walls. It is a significant piece of Turkish architecture with its baroque and rococo style decorations and wall paintings of İzmir and İstanbul.