In Geology of the San Juan Islands, Western Washington University geology professor Ned Brown provides detailed, approachable, full color photos and diagrams to

Active volcanoes, like Rainier and Baker, dominate Washington�s western half, and Columbia flood basalt covers much of the eastern half, but scattered here an

In Geology Underfoot in Western Washington, the most recent addition to the Geology Underfoot series, author and geoscientist Dave Tucker narrates western Washi