Research on the geological structure of public lands in the United States.
Backgrounds vary, use of color for divisions.
Menu footer and homepage link on each page, categories clearly marked. On this website you'll find maps, databases, descriptions and analyses of the surface, underlying geologic structure and dynamic processes of the earth. Additionally, the site is searchable and has an entire section devoted to K12 education. This site provides current and useful information on topics for geography, earth science, biology, environmental science, life science, meteorology, oceanography and possibly other discipline teachers, educators and students. Even viewers currently not connected to school will find a lot of fascinating information here from fun to technical.