aerial view istanbul

aerial anatolia beauty blossom blue bosphorus botany boğazkesen bridge built byzantine castle coastline conservation destinations district east empire environmental europe european famous fortified geopolitical hills historic historical horizontal issues landmark located location martyrs material medieval middle national natural nature neighborhood outdoors pattern place plant province purple redbud roumeli rumeli rumelihisarı scenery scenics sea series sky springtime stone straitblocker straitcutter structure summer sunny travel tree turkey view wall