That anyone even thought of this position just shows the lengths some people will go to to ruin sex for others. This position is to sex what breaking your spine is to sex. The basic technique of The Bridge is for the man to support himself on his hands and feet, creating an arch with his body. But not the easy way -- the hard way, the way your back wasn't designed to bend. So you're going to want to be naked and mimicking that terrifying spider-walk from The Exorcist.