The inner fortress (or keep) lying in the north part of the acropolis. It is about 270 x 60 m large and separated from the outer bailey by a ravine, that was defended by an impressive bastion.

Correspondent: J.M.Criel, Antwerpen.
Sources: ‘Guides Bleus: Turquie’ – Edition 1986 , ‘Guide Fodor: Turquie’ - Edition 1988
& Personal Visits (1985-1999).