Symbolizing the limitless universe , the infinite circle is also a representation of the sky. A big semicircle connects both sides of the wall, depicting a womb in which infinite lives to be conceived and born as well as an orbiting heavenly body enclosing the circle hung up in the wall . Cloudy mist, sprinkled in irregular forms from the circle, whirls about in the wind with brief appearance. Wallwash lighting at night creates a mysterious dark space with only a cold white ring of light left inside the semi circle mimicking a new life is to be born . Etched on steel plates attached to the big walls are figures of space and time of the universe, exhibiting human achievements of precision and accuracy modeling after the nature.