The New York Earth Room, 1977, is the third Earth Room sculpture executed by artist Walter de Maria, the first being in Munich, Germany in 1968. The second was installed at the Hessisches Landesmuseum in Darmstadt, Germany in 1974. The first two works no longer exist. The New York Earth Room has been on long-term view to the public since 1980. This work was commissioned and is maintained by Dia Art Foundation and is an interior earth sculpture comprised of 250 cubic yards of earth (197 cubic meters) over 3,600 square feet of floor space (335 square meters) with a 22 inch depth of material (56 centimeters). The total weight of the sculpture is 280,000 lbs. (127,300 kilos).