Yellowstone Geology Field Trip
http://geology.csusb.edu/vtrips/ynp/Yello.htm

CSUSB Department of Geology, California State University at San Bernadino


This site from California State University at San Bernadino features geologic information about Yellowstone National Park. Photographs of many of Yellowstone’s thermal features are also included, as well as a list of recommended places to stop while visiting the park.

This resource is referenced here:
Subject: Geoscience:Geology
Resource Type: Scientific Resources:Overview/Reference Work, Audio/Visual:Images/Illustrations
Focus on Yellowstone: Bedrock geology, Geothermal processes and features
Topics: Solid Earth