walls and stairs of st. george's castle leading to typical blue and yellow houses of lisbon, portugal

colored houses ruins stone above aerial view alfama architecture birdseye castelo castle walls central lisbon defense district downtown europe fortifications fortified from hill hilltop portugal medieval neighborhood panorama poor neighborhoods portuguese roofs rooftops saint george skyline square stairs city stairway street sunny top down town rock george#39aph39#s leading typical blue yellow st portugal