There are few places in the world more coveted and wondrous than a chocolate factory. The enigma around Willy Wonka and his chocolate factory has not only fascinated generations of kids but inspired new-age, state of the art chocolate factories around the world to model themselves around it. NDTV's Shitij Kumar Gupta took a delectable tour of Lindt's Willy-Wonka style Chocolate Factory-Museum in Zurich, home to some of the best chocolate in the world and also the most impressive chocolate fountain in the world.