Smithson is best known for his large-scale earthworks -- including "Spiral Jetty" (located in the Great Salt Lake, Utah), "Broken Circle," and "Spiral Hill" (both in a Holland quarry) -- in which he reshapes landscapes in a way that recalls both the forces of nature and ancient archeological sites.

Catastrophe, Environmental art, Ethereal, Fleeting, Huge, Monumental, Religious

Christo (born Javashev Christo) is best known for producing enormous packaging projects: he wraps parks, buildings, and entire outdoor landscapes. Christo has collaborated with his wife, Jean-Claude for over 40 years on these projects. The two earn the huge amounts of money required to execute their

Environmental art, Ethereal, Huge, Monochromatic, Rhythmic, Voluminous