I thought Wayne Martin Belger's cameras were pretty weird.
I love how me makes them though, what he uses to hold the film holders to the camera.. springs and metal, it's pretty cool.
.."4”x5” camera made from Aluminium, Copper, Titanium, Acrylic and HIV positive blood. The blood pumps through the camera then in front of the pinhole and becomes my #25 red filter. Designed to shoot a geographic comparison of people suffering from HIV." http://www.boyofblue.com/cameras/hiv.html