http://www.google.com/search?hl=en&client=firefox-a&hs=vR&rls=com.google:en-US:official&w=410&h=309&sig=113543524350402538289&tbm=isch&q=empire+state+building+workers&sa=X&ei=XOAAT8ynF_Ot0AGrg4TyDg&ved=0CAkQoAEoAzAA&biw=1095&bih=726
Want to really get queasy? Take a look at these.
That did it.