caldera: Quick Facts

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Photos and Videos

Deep blue Crater Lake with a snow-covered island and surrounding cliffs, seen from a high vantage point with a tall evergreen tree in the foreground.

summit caldera of Mount Tambora

Sacajawea Patera

volcanic landforms

Discover how the volcanic disruption of Mount Mazama created Crater Lake

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Topics

volcanism volcano-tectonic depression cave tectonic basins and rift valleys Meteorite crater continental shelf fault aseismic ridge karst geyser volcanic dome vein

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volcano: Calderas

Cross section of Earth showing the core, mantle, and crust

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