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NPS Sites along Columbia Plateau – Yellowstone Hotspot Track
Shaded relief map of the Pacific Northwest highlighting National Park Service sites along the Yellowstone Hotspot track. Letters are abbreviations for NPS sites listed near the top of this page. The Yellowstone... More
Greater Pacific Northwest—Three Types of Plate Boundaries and a Hotspo...
The Yellowstone Hotspot track is superimposed on other tectonic provinces of the Pacific Northwest. The hotspot first surfaced 17 million years ago as massive outpourings of fluid basalt lava in the Columbia Pl... More