Andy Griffiths International Design Competition Universal Warning Sign: Yucca Mountain A Massive fissure opens up through the ridge of Yucca Mountain. Enormous craters pockmark the surface. Steam constantly is released from various cracks of the edifice. This is all a lie. The Mountain, which is harboring the deadly radiation, is posing as a volcano. The clues are so convincing and massive in scale that they will endure for the thousands of critical years to see the inner poison to it’s own end.