NPS photo
The Spiral Jetty created in 1970 by Robert Smithson is approximately 16 miles from Golden Spike National Historic Site on the Great Salt Lake.
The Spiral Jetty is Robert Smithson's monumental earthwork (1970) is located on the Great Salt Lake in Utah. Using black basalt rocks and earth from the site, the artist created a coil 1,500 feet long and 15 feet wide that stretches out counter-clockwise into the translucent red water.
Spiral Jetty was acquired by Dia Art Foundation as a gift from the Estate of the artist in 1999.