Field Notes
http://www.nps.gov/deto/naturescience/geologicformations.htm

National Park Service (NPS)


This page provides a brief overview of the geology of Devil's Tower. The unique geological attributes of Devil's Tower stimulated several early preservation efforts, which are described on the site. Links to maps of the park and a photo album are also available.

This resource is referenced here:
Subject: Geoscience:Geology
Resource Type: Scientific Resources:Overview/Reference Work
Topics: Time/Earth History