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Idaho Geology

All sorts of content about Idaho geology: its rocks, landforms and deep history.

Geologic Map of Idaho
A sketch map of a complex state.

Share Idaho's Geology
Share your photos of Idaho's geological attractions.

Idaho Quarries
A unique resource from Peggy Perazzo's "Stone Quarries and Beyond" site.

Craters of the Moon National Monument
This volcanic showplace in the Snake River Plain stands out even in volcanic Idaho.

Eastern Idaho Field Guides
Nineteen different field trips with road logs are presented by the Digital Atlas of Idaho.

Hagerman Fossil Beds National Monument
Pliocene-age fossils of the extinct Hagerman horse are here by the hundreds.

Idaho Museum of Mining and Geology
This Boise institution present rocks, minerals, fossils, geologic history and mining artifacts.

Minnetonka Cave
A highlight of Bear Valley, in southeast Idaho, is this nine-chamber commercial cavern.

Geology of the Nez Perce Reservation
Carleton College presents this survey as part of a larger study on land use impacts.

Red Rock Pass
The great glacial Lake Bonneville had its spillway here in southeastern Idaho. This is a must-see for geologists.

South and East Idaho Geology
A rich and interesting set of pages from the Idaho Digital Atlas.

Idaho Campgrounds
About.com's David Sweet guides you to the best outdoor places to stay.

Idaho Maps
About.com's Matt Rosenberg helps get you oriented.

Idaho Scenic Roads
About.com's Darren Smith shows you the best ways to get around.

Dinosaurs and Prehistoric Animals of Idaho
About.com's Bob Strauss shows them and tells you more.

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