Land Art primarily utilizes the natural elements of the Earth, such as soil, rocks, plants, and water, as its medium.

Robert Smithson is widely recognized as a pioneer of Land Art, known for his iconic work 'Spiral Jetty' in Utah.

Land Art installations are often ephemeral, meaning they are designed to exist for a limited time and eventually fade away.

Double Negative is a Land Art project by Michael Heizer, which involved digging two large trenches in the Nevada desert.

The Lightning Field is a Land Art installation by Walter De Maria, consisting of 400 stainless steel lightning rods arranged in a grid in a New Mexico desert.

Spiral Jetty is a Land Art installation by Robert Smithson, consisting of a 1,500-foot-long spiral jetty made of basalt rocks in Utah's Great Salt Lake.

Roden Crater is a Land Art project by James Turrell, which involves transforming a volcanic crater in Arizona into an observatory for celestial events.

Crop Circles are a type of Land Art that involves creating intricate patterns in fields of crops, often attributed to extraterrestrial or supernatural causes.

Environmental Art is a broader term that encompasses Land Art and Earth Art, referring to artistic practices that engage with the natural environment and often address environmental issues.

7000 Eichen is a Land Art project by Joseph Beuys, which involved planting 7,000 oak trees in Kassel, Germany, as a symbol of environmental regeneration.

City is a Land Art installation by Michael Heizer, consisting of a series of stone cairns arranged in a grid in the Nevada desert.

The Cross is a Land Art installation by Christo and Jeanne-Claude, consisting of a large-scale earthwork in the shape of a cross in California.

The Outback Sculptures are a series of large-scale sculptures made of earth and stone by Andrew Rogers, located in the Australian outback.

Sun Tunnels is a Land Art installation by Nancy Holt, consisting of a series of earthworks in the shape of geometric patterns in the Utah desert.