US/Mexico BORDER Volcanoes
43:36
How Geologists Discovered and Mapped a Great Seaway
5:21
The Geologic Formation We Can't Explain; Patomskiy Crater
20:48
The Geo-strategic value of Greenland
1:02:35
Flood Basalts of the Pacific Northwest
7:15
AfD-Kanzlerkandidatin Weidel im tagesthemen-Interview
15:02
Volcanoes: Formation, Types, and Activity
45:52
The 200-Million-Year Formation Of The Rocky Mountains | Spark
52:44