A style of tattooing called "black and gray realism" has its roots in East Los Angeles' Chicano culture. It moved from penal institutions, to the barrios, to high-end tattoo shops around the world.

While Ortiz learned how to tattoo in the streets and juvenile facilities, he says his true education into wider tattoo culture began with an apprenticeship at the former Santa Barbara shop Iron Cross, ...

The author has, however, covered many tattoos on her left arm, including a gray-and-black rose design. Kat Von D attends a Marijuana Policy Project event on May 14, 2007. Paul Redmond/Getty Images ...

Turning away from the camera, the 25-year-old revealed a huge black and grey rose on the back of his head, with the stem running down his neck. His fans were overcome by the post. One said ...