A 100-foot fissure has opened up in the Grand Teton National Park – not far from the potentially catastrophic Yellowstone volcano. The giant crack in the Wyoming–based national park has prompted officials to shut down areas from tourists in case of landslides. The Grand Teton National Park said in a statement: “The Hidden Falls and Inspiration Point areas are currently closed due to elevated potential for rockfall. [...snip...] If it was seismic activity beneath Grand Teton which caused the fissure, it could be a sign that Yellowstone is reawakening. If the Wyoming volcano were to erupt an estimated 87,000 people...