This helpful teaching tool from the United States Geological Survey brings together the comprehensive geological and topographical maps of the United States. As the site suggests, "... this digital tapestry outlines the geologic story of continental collision and break-up, mountain-building, river erosion and deposition, ice-cap glaciation, volcanism, and other events and processes that have...

The Digging into Minnesota Minerals Web site is part of the larger Minnesota State Department of Natural Resources site. These fun and interesting pages explain how Minnesota came to acquire its most common minerals over geologic time, what the basic types of rocks are, mining history of the state, the geology found in state parks, and much more. Included are basic descriptions, photographs,...

Ride the Web Geological Time Machine at the University of California Museum of Paleontology. Click on an item in the list of 25 geological periods [15 of the 25 periods are available now, the remainder to be completed] and view a page describing each period, its subdivisions, and the life and fossils of that period.

The University of California Museum of Paleontology's Web site has information about the museum itself, the exhibits, catalogs, and a very readable FAQ (frequently asked questions) on paleontology. Ask a private question to a museum researcher. Read about how they built their server -- all tricks are revealed.

The University of California-Berkeley Museum of Paleontology (last mentioned in the June 16, 1995 Scout Report) has recently updated its Web Geologic Time Scale, an online feature that helps users learn about the geologic timeline and explore related museum exhibits. The familiar geologic timeline appears on the main page of the Web site, with hypertext links for each division of time. Every page...