Reflections on individual Publicc Art Tour

In the Loop or Chicago downtown, the center of Illinois, there are many man made sculpture everywhere a long famouse area, some works are imaginable and some work are no meaning, but all the work were made by artist, if there are no meaning why to they made them. Such as the big silver Bean at the Millenium Park, this is one of the greatest sculpture which had been represent Chicago for the recent years. Why is this bean so famous ?? And why is it one of the main representative fir the Chicago?? Who knows let find out...