J Harlen Bretz and the Ice Age Floods: New Discoveries
36:20
Megan Anderson - Siletzia in the Basement
18:34
Catastrophe and Cartography - Ice Age Floods Visualized
1:10:57
What Happened to the Spokane Ice Sheet?
44:29
J Harlen Bretz - A Timeline
56:24
Ice Age Geologists look for Glacial Till near Spokane
1:05:22
Bridge of the Gods Landslide
1:09:28
Was Moses Coulee Carved By Subglacial Floods?
1:18:44