The Romanian Orthodox Patriarchal Cathedral is a functioning religious and civic landmark, on Dealul Mitropoliei, in Bucharest, Romania. It is located near the Palace of the Chamber of Deputies of the Patriarchate of the Romanian Orthodox Church. Since it is a working cathedral, it is the site of many religious holidays and observances that take place for those who follow the Orthodox Christian faith in Bucharest, including a Palm Sunday pilgrimage. The Orthodox Divine Liturgy at the cathedral is known for its a cappella choir, a common practice shared by all the Orthodox churches, in both their prayer services and liturgical rites. The Romanian Orthodox Patriarchal Cathedral is a designated Historical monument—Monument istoric of Romania.