Evolution of the Appalachian Mountains
25:28
How & When the Appalachian Mountains Formed & The Rocks Found Here! GEO GIRL
35:29
Geology of Virginia 2014
19:46
Geologic Tour of the Blue Ridge Escarpment
1:08:23
The Hit-and-Run Model for the Sevier & Laramide Orogenies of Western North America
48:46
A Tour of Earth's Ancient Supercontinents
45:53
How Snowball Earth Leveled Mountains and Created the Great Unconformity
45:59
The Mysteries Of North America's Great Lakes | Naked Science | Spark
56:26