The Great Blade – Bruce Bjornstad Video
“…there were a few double falls each member of which receded at approximately the same rate, so that the island in mid-channel became very much elongated, like a great blade, […]
Palagonite Maar Near Hood River
Palagonite Maar Just west of Hood River is a distinctive, short (<500 m) section of stratified orangeish oxidized volcanic tephra and highly fractured lava bombs. This mixture of oxidized volcanic particles ranging down to sub-micrometer […]
Lava + Ice + Water = Floods Geology
Floods of lava (Columbia River Basalts) and Ice Age Floods of water (Lake Missoula floods and the Bonneville Flood) are world-famous topics among geologists. To have both sets of floods […]
Drone Footage Of Icelandic Lava River
Lake Of Fire: Drone Footage Of Icelandic Lava River 1:46 mins A drone camera flies over a red hot lava lake in freezing cold Iceland and nearly melts in the […]
Pillow Basalt and Palagonite – Lava Flowing into Water
Pillow basalt and palagonite are the result of lava flowing into water. We have a striking example in the Columbia River Gorge at the intersection of Hwy 30 and US 197 […]
Columbia Gorge Geology in 22:22 Minutes
This video by Tom Foster and Nick Zentner about the Columbia River Gorge features an incredible variety of geology and human history as it slices through the Cascade Range of […]