Studio 360 chases waterfalls with Danish artist Olafur Eliasson. On a motorboat in New York City's harbor Eliasson inspects the progress of his $15 million public art project: four man-made waterfalls, 100 feet high, in New York’s East River, which "turn on" June 26. Eliasson is an international art star who thinks big on all his projects, but he confesses he's very nervous about how the public will receive this one. Also this week, the genius behind the sound design in the latest Pixar movie, WALL-E which opens this weekend. Kurt Andersen talks with Ben Burrt, whose credits include creating the “voice” for R2D2 in Star Wars and the breathing sound for Darth Vader.