The Grand Canyon of the Yellowstone Online Tour
http://www.nps.gov/yell/tours/canyon/index.htm

Yellowstone National Park


This Yellowstone National Park website offers an online tour of the Grand Canyon of the Yellowstone. Prominent viewpoints of the canyon are highlighted with photos and information concerning their history. Other stops include information on giant glacial boulders and waterfalls. Similar tours of the Old Faithful area, the Norris Geyser Basin, the Fountain Paint Pots, and the Mammoth Hot Springs are also available online.

This resource is referenced here:
Subject: Geoscience:Geology
Resource Type: Audio/Visual:Maps
Topics: Earth surface