In the Qatar, the emir has donated land to build Christian churches provided that the churches have no bells, steeples or a cross to identify them. The churches are the first to be built in this Islamic emirate in hundreds of years. The Catholic Our Lady of the Rosary Church ministers to mostly expats, many of which are Filipinos. The architecture of the church sans the cross looks remarkably like the modernist mosque architecture I have seen in Malaysia, Brunei and Indonesia. And that is most likely what was intended. In Islamic states, proselytizing to Muslims is forbidden although non-Muslims may practice their religion. The Cross is the sign of the Christians and the very symbol itself is so central to faith and thus can convert the unbeliever. Legend has it that Constantine the Roman Emperor was converted by seeing the Cross and the words "In hoc signo Vinces" meaning In this Sign Conquer. Constantine was the emperor to formally issue an edict given religious toleration...
"It is surely harmful to souls to make it a heresy to believe what is proved" - Galileo