The veneration of miraculous icons in the Russian Orthodox Church: The Bronnicy copy of the icon of the Virgin of Jerusalem The veneration of icons is one of the most widespread forms of piety in the Orthodox Church. Unpublished archives and field surveys carried out in 2002-2004 are used to study how this worship has changed down through history (starting with Peter the Great's ecclesiastical reforms) by focusing on the Bronnicy copy of the icon of the Virgin of Jerusalem. In the quest for authentic practices, believers are actively helping to preserve and revive ancient customs related to miraculous icons. In the 19th century, the icon was venerated solely because it was thought to heal sickness, whereas the notion of miracle is now taking on new meanings.