One of the aims of the visit is to learn more about the impact of the Syrian crisis throughout the region and to discuss how schools and churches can link up.
Tens of thousands of families lack adequate shelter while the blockade "dramatically impedes rebuilding" and contributes to desperation, bishops warn.
Memorialising must consider violence, carnage, and suffering of the innocent in Gaza, Israel, Syria, Ukraine and Iraq today, Church of Ireland Primate suggests.
Bishop McAreavey appeals on behalf of persecuted and endangered Christian communities and calls for an end to the conflicts in Iraq, Syria, Palestine and Israel.
Concerns raised that planned security is about consolidating the settlement areas and permanently choking off Bethlehem from Jerusalem.