arco castle in north italy

adige architecture arco battlements blue brown building castle cirrus clouds countryside crenel crenellated crenellations crenelle cypress december east eastern embrasures europe european evergreen exterior fort fortification fortified fortress garda green heritage hills historic historical italian italy lake landmark landscape medieval monument nature north northern old picturesque plain poplar rock ruins rural rustic scenic sky south southern stone sunny sunshine tourism tower towers traditional travel trees trentino trentinoalto union walls winter woodland woods