An overhead view of Chris Burden's large-scale kinetic sculpture, Metropolis II, as seen during a media preview at the Los Angeles County Museum of Art (LACMA) in Los Angeles, California Jan 11, 2012. The sculpture, modeled after a fast-paced futuristic city with 1,100 miniature cars running through an elaborate system of roadway tracks at a scale speed of about 240 miles-per-hour, is meant to evoke the energy of a city. The exhibit opens to the public Saturday, January 14. [Photo/Agencies]