Land Art: A Test of Your Knowledge About Earth Sculptures

Robert Smithson is widely regarded as the father of Land Art, having coined the term and creating influential works such as "Spiral Jetty".

Michael Heizer's "Double Negative" is a large-scale earthwork consisting of two trenches cut into the desert floor.

Walter De Maria's "Lightning Field" is an installation of 400 stainless steel poles arranged in a grid pattern, designed to attract lightning strikes.

Nancy Holt's "Sun Tunnels" is a series of four concrete tunnels aligned with the sunrise and sunset on the summer and winter solstices.

Robert Smithson's "Spiral Jetty" is a large-scale earthwork consisting of a spiral-shaped jetty made of black basalt rocks.

James Turrell's "Roden Crater" is an ongoing project that involves the transformation of a volcanic crater into an observatory and artwork.

Walter De Maria's "Earth Room" is an indoor installation consisting of a room filled with 250 cubic yards of dirt.

Richard Long's "A Line Made by Walking" is a work created by walking a straight line across the Sahara Desert.

Richard Long's "Broken Circle & Spiral Hill" is a large-scale earthwork consisting of a broken circle and a spiral hill.

Andy Goldsworthy's "Ephemeral Art" refers to his temporary art installations made from natural materials, such as leaves, twigs, and stones.

Ugo Rondinone's "Seven Magic Mountains" is a large-scale installation consisting of seven colorful rock towers in the Nevada desert.

Maya Lin's "Vietnam Veterans Memorial" is a black granite wall inscribed with the names of American soldiers who died in the Vietnam War.

H. Peter Stern founded the "Storm King Art Center," a 500-acre outdoor museum dedicated to exhibiting large-scale sculptures.

Christo and Jeanne-Claude's "Wrapped Reichstag" involved wrapping the Reichstag building in Berlin with fabric.

Elizabeth Monoian founded the "Land Art Generator Initiative," a non-profit organization that promotes sustainable public art projects.