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This lecture explores the geological question of whether flood basalts crossed the Cascade mountain range, presented by geologist Nick Zentner as part of the 2025 Downtown Geology Lecture Series. Recorded at Morgan Auditorium in Ellensburg, Washington, USA on April 5, 2025, this 74-minute presentation constitutes the third and final lecture in the series. Discover the evidence and theories surrounding the movement of ancient lava flows and their relationship to the Cascade mountain range's development.
