Yellowstone National Park

YELLOWSTONE NATIONAL PARK

Photographs taken by Dermot Mac Flannchaidh.

Left photo: Dragon's Mouth Hot Spring. Rhyolite mud is over 180 degrees Fahrenheit. - Right photo: Trail along Mud Volcano area.

Photo above: Steamboat Point. A fairly large solfatara.

Left photo: A spring pond at West Thumb. - Right photo: West Thumb's spring spring pools.

Left photo: A small spattering mud vent. - Right photo: Boiling mud pit at West Thumb.

VolcanoWorld wishes to thank Dermot Mac Flannchaidh for generously sharing his photographs. All photographs copyright@2000, Dermot Mac Flannchaidh.

To VolcanoWorld