How do tattoo and body modification artists get on in airport scanners? They have more piercings than those little dishes where you place your car keys and watches can cope with.
Nevertheless hoards of some of the world's most daring tattooed men and women are gathering in South America for a major convention, the Venezuela Expo Tattoo.
They include a Guinness World Record holder for the largest non-surgically made stretch earlobes measuring in at 109mm, a Mexican artist known as "Vampire Woman" and a man whose face has been tattooed to resemble a red skull.
See some of the photos in our gallery here: