castillo bartizan, san juan, puerto rico

16th ages air america americas arch arches army atlantic attraction battle battlements bay beach blue british burgandy cannon cannonballs caribbean castellation castillo century citadel coast coastal courtyard crenellation cross del felipe foreign fort fortress frame guard harbor harbour heritage historic history holiday holidays humid invaders island juan landmark medievel middle military monument morro navy north placement protect puerto rico rust rusting san sea sentinel sky slit spanish stars stripes tourism tourist tropical turrets usa vacation view walls war waves