Lake Superior's Lava Legacy: An Introduction
7:38
Volcanoes for Kids | A fun and engaging introduction to volcanoes for children
10:31
How North America Almost Separated Into Two Pieces
6:15
Volcano Odyssey: Birth of an island
13:50
The Unbelievable Story of Earth’s Most Epic Flood
13:12
The Biggest Lava Flow on Earth (Might Be in Michigan)
4:41
10 Awesome Facts About Lake Superior
19:27
23.1 Carol Stein - North America’s Failed Midcontinent Rift
51:02