Michael Heizer's "City" remains one of the most ambiguous masterpieces of modern art. Like a phantom, it looms just out of reach, yet lures you in closer and closer with its sheer magnitude.

In the late 1960s, the American land artist Michael Heizer ventured into the High Sierra mountains searching for giant granite boulders. Four, to be precise. A decade on, they were transported to ...

Additional outdoor works joining Chris Burden’s “Urban Light” installation of city streetlamps and Michael Heizer’s “Levitated Mass" include a 12-foot-tall interactive sculpture of a ...