Tattoos for blind people can be made by placing implants under the skin to create embossed text on the skin.

Update: Somewhat related is braille graffiti. (thx, jake)

• braille
• graffiti
• tattoos

Playboy in braille? Yup, they're produced by the Library of Congress.

• braille
• libraryofcongress
• magazines
• Playboy

Best Google logo yet...a Braille version to celebrate the birthday of Louis Braille.

• braille
• design
• Google
• logos
• louisbraille