Focus on this artwork and analyze the abstract.
The South Tower is a stainless steel outdoor sculpture depicting the South Tower of the World Trade Center the moment before it collapsed during the attacks on September 11, 2001. Created as a tribute to the victims of the attack and designed by American artist Don Gummer, it is located on the Indiana University-Purdue University Indianapolis (IUPUI) campus, near downtown Indianapolis, Indiana, and owned by the artist. The sculpture is made of frosted  stainless steel aluminum.
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