This illustrated geologic timescale of Earth focuses on the landscapes, flora and fauna of the West, drilling into the region’s deep history.

This accession consists of geological and paleontological maps and charts of various geologic eras. Many of the materials include references to flora and fauna distribution. Geographic areas ...

The United States has a habit of showcasing its geology. Long before cities and highways showed up, forces beneath the surface were already shaping cliffs, caves, faults, and craters that still define ...