Cryptographs - Cryptograms with a Portrait Cryptographs are puzzles featuring a portrait of a famous person and an encrypted quotation (cryptogram) of its source or subject. cryptograph.com/
NOVA Online Decoding Nazi Secrets pbs.org/wgbh/nova/decoding/
The Edgar Allan Poe Crypto Challenge Win fame and prizes for solving a 157 year-old cryptograph which may have been written by Edgar Allan Poe. bokler.com/eapoe.html