Engineering ingenuity can elevate ambitious artworks to a different level. Spark gets you an inside look at the fire-breathing dragon and flying monkeys in Best of Broadway's "Wicked: The Untold Story of the Witches of Oz" as this brand-new, multimillion dollar musical production hits the Curran Theater. Then defy gravity with sculptor Richard Deutsch, who pushes the physical limits of stone and metal forms weighing several tons each. And fly to new heights with Project Bandaloop as they test out their vertical trampoline.