These concerns are evidenced in his various land art projects and the tools he produces, which evoke thoughts of the primordial. (sharjahart.org)
He was also involved in Land art projects in New Mexico and Arizona. (visual-arts-cork.com)
Turrell currently resides in Flagstaff, Arizona in order to oversee the completion of his most important work: a monumental land art project at Roden Crater, an extinct volcano the artist has been transforming into a celestial observatory for the past forty years. (artsy.net)