Iran Press/ Europe: Thirty-three million Catholics live in Poland.
Old Town, a neighborhood that is located almost in the center of Warsaw, dates back to the 15th century.
It is a place for people to visit historic churches.
Old Town is decorated and lightened during Christmas and New Year celebrations.
The St John's Arch Cathedral, Saint Joseph Catholic Church, Alexandra, and Marcina are among the historic churches in the Old Town.
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