Circulation is a word that refers to the rotational movement of time. Time is often referred to as the fourth dimension, along with the three dimensions of space. We only understand time but looking at clock, not the time itself, and this is very mysterious. Time is one of the most complicated concepts that have been with humans from the past to the present. In this work, I have tried to show the concept of era by using circular forms. The repetitive and uniform movement of time is sometimes slow and sometimes fast. Forward movement to infinity. Detail: (2000×1400px) mp4