Inside the Guggenheim Museum's Glowing, Ambient James Turrell Skylight

The atrium of New York's Guggenheim Museum is usually a bustling space, filled with crisp light and crowds of visitors. You wouldn't have known it from the scene yesterday, as the museum opened its long-awaited James Turrell show: saturated in shimmering cobalt light, visitors quietly sprawled around the space, gazing up at Turrell's "skylight."