Slate and quartzite, 50l x 50w m (164' x 164')
California, USA (34°11’09.59”N 116°26’15.61”W)
Located on the Black Mesa in Yucca Valley near the Joshua Tree National Park.

Satellite images © DIGITALGLOBE^®

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Slate and quartzite, 61m long (200')
California, USA (34°11’11.57”N  116°26’16.20”W)
Based on a 3,000-year-old Native American petroglyph of a spear thrower that Rogers saw on nearby rocky outcrops at Coyote Hole and in theRodman Mountains.

Concrete, 13l x 2w x 13.5h m (42' x 6' x 44')
Utah, USA ( 38°59'28.61"N   110°10'10.86"W)
In response to a request to realise a gentleman’s dream, Rogers created ‘Ratio’ in Green River Utah. It is based on the Fibonacci Sequence.

Concrete, 3.4l x 0.6w x 10.0h m (11' x 2' x 32')
Utah, USA (38°59'29.18"N   110°10'2.54"W)
The second structure commissioned for the 75-acre Monument Hill sculpture park in Green River, Utah, the four 10 metre high columns, one topped in 23-carat gold, represent the four elements, Earth, Fire, Water and Wind.