Ключевые слова: ancient, architecture, baltic, bastion, border, building, castle, citadel, construction, day, estonia, estonia russia, estonian, europe, european, fort, fortification, fortress, friendship, hermann, high, historic, idaviru county, ivangorod, knight, landmark, livonian, medieval, military, museum, narova, narva, narva river, old, outdoor, outdoors, rampart, sightseeing, sky, stone, stronghold, swedish, teutonic, tourism, tower, travel, wall, walls, war,