Papal regalia and insignia are the official items of attire and decoration proper to the Pope in his capacity as the visible head of the Catholic Church and sovereign of the Vatican City State.
Pope Pius XII in papal regalia including the triregnum, falda and the mantum, while being carried on the sedia gestatoria and flanked by the flabellum
Pope Benedict XVI in papal vestments: The mitre, pallium, fanon, and the chasuble
Pope Leo XIII in papal regalia: The triregnum, falda, mantum, and the stole.
Pope Pius X (left) wearing the papal vestments at the episcopal consecration of Giacomo della Chiesa (later Benedict XV)
The Keys of Heaven, also called Saint Peter's keys, refers to the metaphorical keys of the office of Saint Peter, the keys of the Gates of Heaven, or the keys of the kingdom of Heaven. It is explicitl
Papal regalia and insignia
…also be white). The insignia of the papacy includes the image of two crossed keys, one gold and one silver, bound with a red cord. This represents the "keys to the Kingdom of Heaven" (Matthew 16:19; cf. Isaiah 22:22) and is in many ways the quintessential symbol of the papacy as an institution and of its central role within the…
Fresco (c. 1481–1482) by Pietro Perugino depicting Jesus Christ handing the keys of heaven to Saint Peter, symbolizing the grant of spiritual authority.
Saint Peter depicted (by Peter Paul Rubens) holding the Keys of Heaven while vested in the pallium – Museo del Prado