facade of cathedral saint-pierre and saint paul on a sunny summer day in nantes, bretagne, france

architecture belief blue bretagne brittany building cathedral cathedrale catholic centre church city cityscape day doors facade faasect ade france front gothic height historic holidays holy hot immense imposing light loire loireatlantique mediaeval monument nantes ornate paul religion religious roman saint saintpaul saintpeter saintpierre sightseeing sky spiritual spirituality stainedglass stone summer sunny tourism towers walls