Ключевые слова: arcane, architectural enigma, architecture, baffling, concealed, covert, covertly, cryptic, enigma, enigmatic, enigmatic buildings, enigmatic construction, enigmatic design, enigmatic edifices, enigmatic landmarks, enshrouded, hidden, hidden history, inscrutable, mysterious constructions, mystery, mystical, obscured, perplexing, puzzling, puzzling places, ride, secrets, shrouded, structures, veil,