Ключевые слова: ancient, architectural, architecture, art, barcelona, beautiful, blue, building, castell, castle, catalan, catalonia, catalunya, citadel, city, ciutadella, dels, dragons, europe, european, exterior, fortress, garden, historic, historical, history, landmark, landscape, medieval, museum, nature, old, outdoor, palace, parc, park, sight, sky, spain, spanish, summer, three, tourism, tower, travel, tree, tres, view,