Near the south boundary of Yellowstone National Park is a curious ash flow deposit of unknown origin. Geologists from Montana State University took on the challenge of solving the mystery.
Near the south boundary of Yellowstone National Park is a curious ash flow deposit of unknown origin. Geologists from Montana State University took on the challenge of solving the mystery.
Near the south boundary of Yellowstone National Park is a curious ash flow deposit of unknown origin. Geologists from Montana State University took on the challenge of solving the mystery.
Young volcanic rocks in Wyoming are not limited to the area in and immediately surrounding Yellowstone Caldera. Eruptions have also occurred in the past few million years along the leading