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History

Mossback's Northwest

Ice, Fire and Those Dam Floods

True tales from the most interesting place on earth.

Ice, Fire and Those Dam Floods

Season 10 Episode 1 | 8m 13s | CC

Long before the Grand Coulee Dam changed the Columbia River, lava, glaciers and epic floods radically reshaped its course. Geology professor Nick Zentner of Nick on the Rocks joins Mossback’s Northwest host Knute Berger to discuss a surprising phenomenon that altered the river ahead of the dam-builders.

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Mossback's Northwest

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Locating the Columbia River’s remote origins in British Columbia proved difficult.

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Peopling of the Columbia

The discovery of bones in the Columbia River proved its connections to Indigenous people.

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