Robert Smithson is considered one of the most influential figures in Land Art, known for his large-scale earthworks and conceptual projects that explore the relationship between art and the environment.

Land Art is characterized by its use of natural materials and its direct engagement with the landscape. Artists create works using elements like rocks, soil, plants, and water, blurring the boundaries between art and nature.

Christo and Jeanne-Claude's "The Gates" is a renowned Land Art project that involved installing thousands of saffron-colored fabric gates in Central Park, New York City, creating a visually striking and immersive experience for visitors.

Land Art often involves temporary installations that are subject to change over time due to natural processes or human intervention. The ephemeral nature of these works adds to their significance and challenges traditional notions of art's permanence.

Michael Heizer's "Double Negative" is a monumental Land Art project located in the Nevada desert. It consists of two large trenches cut into the earth, creating a geometric form that interacts with the surrounding landscape.

Documentation plays a crucial role in Land Art. It captures the ephemeral nature of the artwork, provides a historical record of the project, and allows for the artwork to be recreated in different locations, extending its impact beyond its original site.

Nancy Holt's "Sun Tunnels" is a series of four concrete tunnels located in the Great Basin Desert of Utah. The tunnels are aligned with the solstices and equinoxes, allowing sunlight to pass through them and create a unique visual experience.

Land Art often seeks to create a harmonious relationship between the artwork and the natural landscape. Artists aim to integrate their works into the environment, respecting its ecological and aesthetic integrity.

Richard Long's "A Line Made by Walking" is a Land Art project where the artist walked a straight line across a field, leaving a visible trace of his journey. This work emphasizes the relationship between the artist's body and the landscape.

Earthworks are a type of Land Art that involves the alteration of natural materials, such as earth, rocks, and vegetation, to create large-scale sculptures or installations. These works often explore the relationship between humans and the environment.

James Turrell's "Roden Crater" is an ongoing Land Art project located in the Arizona desert. It involves the construction of an observatory and a series of tunnels and chambers that allow visitors to experience unique light and space phenomena.

Land Art aims to evoke a sense of awe and wonder in the viewer, challenge traditional notions of art by blurring the boundaries between art and nature, and promote environmental awareness by highlighting the importance of preserving and respecting the natural landscape.

Walter De Maria's "Lightning Field" is a Land Art project located in the New Mexico desert. It consists of 400 stainless steel rods arranged in a grid pattern, creating a visually striking and immersive experience for visitors.

Assemblage is a type of Land Art that involves the use of found objects, such as discarded materials, natural elements, or man-made objects, to create sculptures or installations. These works often explore the relationship between art and the environment.

Maya Lin's "Vietnam Veterans Memorial" is a Land Art project located in Washington, D.C. It consists of a black granite wall inscribed with the names of American soldiers who died in the Vietnam War, creating a powerful and moving memorial.