Grand Guignol was a Parisian theater that between 1897 and 1962 staged macabre plays known for their cartoon horror and violence. LIFE shares with us vintage photos of this splatterpunk paradise. Above, "Burned by vitriol thrown at him by his girl who comes to seek forgiveness, her lover turns slowly to reveal his elaborately blighted face. Then he strangles her." "Shock Value: Inside Paris’ Grand Guignol Theater, 1947"