On the shores of the Great Salt Lake in Utah is one of the most famous and important pieces of land art in the world. Spiral Jetty, created by American artist Robert Smithson, is a 460 metre (1,500 feet) long jetty that spirals out counterclockwise into the striking pink waters of the lake. While it … More Spiral Jetty – Robert Smithson’s Quintessential And Weird Land Art Piece