the view through the medieval arrowslit on the torre nera tower of castelgrande fortress, bellinzona, switzerland

ages alps architecture arrowslit bellenz bellinzona bellinzone bianca blizuna building canton castelgrande castle city courtyard defensive europe fortress heritage historic landmark leopontine loophole medieval middle mountain murata nera old panorama rampart rock sightseeing stone stronghold swiss switzerland ticino tissen torre tourism tower town travel unesco wall white