aerial view from the walls of st. george's castle to the views of the city of lisbon in portugal

town above aerial view alfama architecture bird birdseye castelo castle walls central lisbon city centre cityscape dangerous neighborhoods squares defense district downtown drone europe fortifications fortified from hill hilltop portugal skyline medieval neighborhood panorama panoramic poor portuguese roofs rooftops saint george square stairs stairway street sunny top down urban george#39aph39#s views st portugal