ancient arch architecture blocks castle elements fortress Golan Heights historical Israel Mivtzar Nimrod Nimrod Nimrud old Qal'at Namrud Remains ruins stone stronghold Agia Trias archaeological archaeology Aya Trias basilica christian church cyprus damage destroyed destruction Greek history mosaic mosaics pattern pillar religion religious Sipahi site construction desuetude glazed inscription landmark letters mediterranean pavement remnant ruin Salamis script tile capital fluted gymnasium line marble pedestal row arena limestone Renovated renovation seat steps tier arches battlements building city david defence fort fortifications interior Jerusalem olive security tower walls carved ornate spiral