The bustling activity between the star rivers lasted for a full two hundred and ten thousand years, going through many generations of cultivators, before it gradually came to an end.
At this time, what appeared in the starry sky was a colossal formation spanning hundreds of thousands of star domains and countless worlds, known as the Time River's Transition and Cause-and-Effect Tracking Immortal Array.
Don't be deceived by the mere two hundred and ten thousand years it took; in reality, this is based on the zenith of the Supreme Great Sun Immortal Dynasty, which flourished for thirty million years, grounded on its immortal dao civilization, whose engineering abilities in immortal projects were terrifyingly strong, and whose cultivators' average quality remarkably high. Therefore, completing the construction in this short period was possible.
