Artificio de Juanelo(en.wikipedia.org)
86 points by benbreen | 10 comments
86 points by benbreen | 10 comments
80 points by YeGoblynQueenne | 8 comments
145 points by areoform | 42 comments
51 points by Bluestein | 11 comments
12 points by sorokod | 2 comments
109 points by merename | 71 comments