<Tr> <Td> <Ul> <Li> </Li> <Li> </Li> <Li> </Li> </Ul> </Td> </Tr> <Ul> <Li> </Li> <Li> </Li> <Li> </Li> </Ul> <P> The pope's official seat or cathedral is the Archbasilica of St. John Lateran, and his official residence is the Apostolic Palace . He also possesses a summer residence at Castel Gandolfo, situated on the site of the ancient city of Alba Longa . Until the time of the Avignon Papacy, the residence of the pope was the Lateran Palace, donated by the Roman emperor Constantine the Great . </P> <P> The pope's ecclesiastical jurisdiction (the Holy See) is distinct from his secular jurisdiction (Vatican City). It is the Holy See that conducts international relations; for hundreds of years, the papal court (the Roman Curia) has functioned as the government of the Catholic Church . </P>

Where does the pope the head of roman catholic church live