This site covers information pertaining to the Colorado Plateau physiographic province. Topics include building the basement, lithic layer cake, and rising crust and downcutting streams. Links within the text lead to a glossary of terms, a geologic time scale and a list of National Parks exhibiting Colorado Plateau geology. A map is included that allows the user to click on and view information on other geologic provinces. Links are also provided that allow users to view maps and illustrations.