Ключевые слова: alex, alexander, alexanderplatz, architecture, article, berlin, blue, capital, dates, east, erich, europe, galactic, gaze in the distance, german, germany, hansjoachim, historic, holiday, john, kunsch, landmark, monument, orb, planet, planetary system, planets, platz, prism, sightseeing, sign, sky, solar system, sovjet republic, sunshine, symbol, system, time, tourism, tourist, tower, transmitter tower, travel, vacation, wall, watch, world, world clock, world clock urania, yellow,