Bacon's Cipher(en.wikipedia.org)
53 points by drdee | 8 comments
First screen, captured .
Looks similar
Gerard of Cremona(en.wikipedia.org)
28 points by teleforce | 14 comments
Cordouan Lighthouse(en.wikipedia.org)
30 points by Petiver | 4 comments
QSL Card(en.wikipedia.org)
94 points by 1970-01-01 | 42 comments
Artificio de Juanelo(en.wikipedia.org)
86 points by benbreen | 10 comments
Cippi of Melqart(en.wikipedia.org)
11 points by diodorus | 0 comments