description Derrick Cave Overview
Derrick Cave is a basaltic lava tube located in the remote Christmas Valley region of Lake County, Oregon, within the Devils Garden lava field. The cave extends for roughly 1,200 feet and features a wide, easily navigable main passage with multiple skylights caused by ceiling collapses. Managed by the Bureau of Land Management, the site is openly accessible to visitors, though its remote location requires traveling on unpaved roads.
help Derrick Cave FAQ
How long is Derrick Cave in Oregon?
Derrick Cave extends for roughly 1,200 feet in the Christmas Valley region of Lake County, Oregon. It lies within the Devils Garden lava field.
Is Derrick Cave suitable for beginner cavers?
Its main passage is wide and relatively easy to navigate compared with tight crawling caves. Visitors still need to watch for uneven basalt, low sections, and openings created by ceiling collapses.
What are the skylights in Derrick Cave?
The skylights are places where the lava-tube roof collapsed, leaving open holes to the surface. They bring natural light into parts of the otherwise underground passage.
What formed Derrick Cave?
Derrick Cave formed in basaltic lava from the Devils Garden volcanic field. As the outer surface cooled while molten lava continued moving below, an empty tube remained.
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