1:07:18

Lake Chelan Geology

56:05

Cascades Volcanoes: When Sleeping Giants Wake

1:02:35

Flood Basalts of the Pacific Northwest

59:50

Gold Geology Of Subduction Zones, North Cascades, Washington State

1:01:24

"Bing Crosby, the Sunset Highway and the Channeled Scablands"

1:11:15

Ghost Volcanoes in the Cascades

1:13:17

Plant Fossils in the Pacific Northwest

23:03

Unravel a Mysterious Outcrop of Rock with a Geologist.