The Pope's residence was established in the bishop's palace which, for the occasion, it was enlarged and adapted to the magnificence and solemnity required for a papal seat. http://www.canino.info/inserti/tuscia/luoghi/palazzo_papi_viterbo/

The Dogi Palace represent the symbol and the hart of the political and administrative life of the Venetian Republic millenary history. In the halls of the palace the Doge and the council took all the decision about Venice and its life. http://venice-tourism.com/en/places/san-marco-district/dogi-palace-and-its-secrets