1971—1973

The earth and rock circle of Smithson's Amarillo Ramp spiraling out of the earth.

Robert Smithson

1973

Lake Tecovas, Amarillo, Texas

black and white image of the center of a large mine, with spiraling center circle

Bingham Copper Mining Pit—Utah / Reclamation Project

Robert Smithson

1973

Bingham Canyon Copper Mine, Utah, USA

a sand quary with a jetty, canal, and a spiraling hill of earth and trees in the background

Broken Circle / Spiral Hill

Robert Smithson

1971

Emmen, The Netherlands

graphite drawing of a circular jetty and canal

Broken Circle Emmen

Robert Smithson

1971

a mirror with a concentric forking design painted onto the center in light yellow and a signature and title on the bottom

Robert Smithson

1971

a graphite drawing of white angular lines forking out from a central point

Robert Smithson

1971

a graphite drawing of an island with a connecting jetty and canala

Meandering Island (Little Fort Island Maine)

Robert Smithson

1971

Little Fort Island, Maine

sculpture made using rocks and mirrors in a square shape

Rocks and Mirror Square II

Robert Smithson

1971

a large piece of slate with a circular incision

Robert Smithson

1973

Chaotic image of many criss-crossing reeds with a dark background

Robert Smithson

1971

a graphite drawing and paper collage depicting an underground movie theater

Towards the Development of a Cinema Cavern or the Movie Goer as Spelunker

Robert Smithson

1971