A decade ago, when I searched on Calabi Yau manifolds, there was one graphic which showed in google images. I found it impressive. Today, there are hundreds of these fascinating graphics which attempt to represent the 11 dimensional folding of space:
http://www.google.com/search?tbm=isch&hl=en&source=hp&biw=1280&bih=595&q=calabi+yau+manifold&gbv=2&aq=1&aqi=g5&aql=&oq=calabi+yau T
