More like what do they worship um THE GREATEST GOD EVA!
The Divine Liturgy or Eucharist is the main form of Orthodox worship. It is similar to the Mass of the Roman Catholics.
Prayer
Catholicism.
Salah ( namaz) is the main ritual in islam. Then comes Roza (fasting) and zakah (alms).
The Bible
Israel!
"Western civilization"
ancestral or nature worship were the first forms of worship
Prayer is one form of worship
I say Easter, as Jesus Christ rose from the dead.
The Hagia Sophia Cathedral was the main place of worship.
It's not. The main focal point of Jewish worship is G-d.