Many Holy Days! So many I can't list them all. There are the feasts of the Saints. Then there are the major fasts, the Nativity Fast, and Lent. Christmas/Christmas Eve is a holy day, as well as Pascha, which is basically Easter, and Holy Friday. Holy Week is also a very strict fasting day.
They are called Holy Icons
That He Is the Son Of God and Second Person Of the Holy Trinity.
Holy Innocents' Orthodox Church was created in 1860.
Holy Resurrection Orthodox Church was created in 1915.
Different Sects of Christianity (Eastern Orthodox, Catholic, and Armenian Apostolic) go to the Church of the Holy Sepulchre at different times.
Holy Orthodox Church in North America was created in 1987.
Greek Orthodox Church of the Holy Trinity was created in 1953.
You worship by entering the church, lighting a candle, venerating (honouring) the holy icons by kissing them, then taking part in the services. If you are an Orthodox Christian, you can also take part in Holy Communion and other sacraments. In the Eastern Orthodox Church, while the Virgin Mary and the Saints are venerated, they only worship Jesus Christ as God, since Jesus is part of the Holy Trinity (Father, Son, and Holy Spirit). Icons and saints are venerated, not worshipped.
Auxentios has written: 'The Paschal fire in Jerusalem' -- subject(s): Church history, Doctrines, History, Holy Light of Jerusalem, Jerusalem (Orthodox patriarchate), Orthodox Eastern Church
This is the mosaic filled Church of the Holy Wisdom, now a museum in Istanbul. A former Eastern Orthodox Church converted into a Mosque in 1453 by the Turks
The Trinity is exactly the same, ie. Father, Son, and Holy Spirit.
You worship by entering the church, lighting a candle, venerating (honouring) the holy icons by kissing them, then taking part in the services. If you are an Orthodox Christian, you can also take part in Holy Communion and other sacraments. In the Eastern Orthodox Church, while the Virgin Mary and the Saints are venerated, they only worship Jesus Christ as God, since Jesus is part of the Holy Trinity (Father, Son, and Holy Spirit). Icons and saints are venerated, not worshipped.