"Nothing else than thick walls"

http://uwepetercom.blogspot.com/2011/06/n-o-th-i-ng-e-ls-e-th-n-th-i-ck-w-lls.html
Frangokastello | Crete | Greece | 2011-06
Frangokastello is the location of a castle and scattered settlement on the south coast of Crete, about 12 km. east of Chora Sfakion and within the prefecture of Chania. The castle was built by the Venetians in 1371-74 as a garrison to impose order on the rebellious Sfakia region, to deter pirates, and to protect Venetian nobles and their properties. Origin: wikipedia