stunning aerial view of bern bridge, bern gate, gotteron bridge with river, sarine river flowing in the valley on a sunny winter

aerial architecture attraction beautiful bern bernbruecke berne berntor bridge building city cityscape destination europe european famous freiburg fribourg frost galterntalbruecke gate gorge gotteron heritage historic landmark landscape medieval monument mountain nature outdoor panorama river sarine scene scenery scenic sightseeing swiss switzerland tourism tourist tower town travel urban valley view water winter