Drought and rain govern how this work of art is seen. [See learning resources here.](https://smarthistory.org/seeing-america-2/spiral-jetty-sa-periods/) Robert Smithson, _Spiral Jetty_ , 1970, Rozel Point, Great Salt Lake, Utah, 1500 (if unwound) x 15 foot spiral of basalt, sand, and soil (C)Holt-Smithson Foundation Speakers: Dr. Steven Zucker and Dr. Beth Harris
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