Wikipedia 10K Redux by Reagle from Starling archive. Bugs abound!!!
Basically, AsciiArt consists of pictures which are created without using graphic elements. They are "non-graphical graphics". Its palette is limited to the symbols and characters that is available to you on your (QWERTY/AZERTY/etc..)-keyboard. [http://www.pobratyn.com/ascii.php3 Example of AsciiArt]