August 5, 2013 THE COAL SPEAKER FacebookTwitter Whooooaa. .settle down Yellowstone, you’re scaring us Yellowstone puts on ‘rare’ geyser show.. Steamboat geyser, the world’s tallest, erupts–first time in eight years… What will really happen when Yellowstone erupts? FacebookTwitter Tweet Share this:Click to share on Twitter (Opens in new window)Click to share on Facebook (Opens in new window) Related