san marco square - venice italy / doge palace and bell tower of st. mark in piazza san marco (st. mark square) in the city of vene

and architecture attraction basilica belfry bell blue brick building campanile cathedral city cityscape cloud day doge ducale europe european exterior facade famous heritage historic historical italian italy landmark marble marco mark monument old palace palazzo piazza saint san site sky square symbol the tourism touristic tower travel unesco vene venetian veneto venezia venice world