New York-based artist's exhibitions opens at Dia Art Foundation's new and improved space in New York

Local activists are petitioning to protect the artist’s monumental work on the Mormon Mesa

Five artists have been asked to spend the next three years imagining what they could do with an uninhabited site

After the dismantling of the mysterious monolith that appeared in Utah, environmentalists and art experts alike say the object may have done more harm than good

Another unattributed metal structure has sprung up from seemingly nowhere—this time on a Romanian mountainside

Found last week and resembling a John McCracken minimalist sculpture, the object went missing over the weekend, prompting even more conspiracy theories

The large object spotted by biologists resembles the work of sculptor John McCracken, or a prop from Kubrick's sci-fi classic 2001: A Space Odyssey

The Swiss artist is seeking sponsors this week at Frieze New York for his new project Terminal, which involves burying a Boeing 727 jetliner in the California desert

The photographer, first known for his intimate portraits of artists, was later renowned for his monumental images of art in remote places

With a new executive director, Harvey Fite's Opus 40 near Saugerties aims to expand its programming

Trail of red sand will be visible to travellers in flight and on the ground in Seattle

The artist considered the streaks left by gunfire to be part of the Land Art work's evolution

The artist will work with Arizona State University and a foundation toward the Land Art project's completion

Interior Secretary Ryan Zinke’s report on national monuments recommends reductions but no details revealed

Nevada Desert site around Michael Heizer’s City is under threat

Nevada Senator has introduced a bill to preserve the land surrounding the mile-and-a-half-long land art project

Curators face uphill task getting OK from Michael Heizer and Walter De Maria

Major installations in the American West by artists such as Robert Smithson and Michael Heizer could soon disappear