“THE DIRT (OR EARTH) IS THERE NOT ONLY TO BE SEEN BUT TO BE THOUGHT ABOUT!” Walter de Maria stated in the press release for the first installation of his influential Earth Room at the Galerie Heiner Friedrich Gallery in Munich, Germany in 1968. The show, titled “Walter de Maria The Land Show: Pure Dirt...

A picnic in the park as a starting point. This is the first of the grand challenges posed by Secretary Wayne Clough for the new strategic plan of the Smithsonian. Here’s the explanatory sentence: “We will continue to lead the quest to understand the fundamental nature of the cosmos, using next-generation technologies to explore our...