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Oregon Caves National MonumentOregon Caves ranger guided tours.
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Oregon Caves National Monument
Contact Us

Park Headquarters

(541) 592-2100

Emails and extensions

Chief of Interpretation...Roger Brandt, ext 225

Chief of Resource Management...John Roth, ext 230

Lead Guide & CBE Coordinator...Joe Alexander, ext 260

Fax

(541) 592-3981

Mailing Address

19000 Caves Hwy

Cave Junction, OR 97523

Illinois Valley Visitor Center

(541) 592-4076

 

 

Acid dew dissolves the cave wall to make small pock marks.  

Did You Know?
Carbon dioxide mixes with water that condenses on the wall of the cave to create a very weak acid. Over long periods of time this "acid dew" eats away at the marble walls of Oregon Caves making the cave larger.

Last Updated: July 30, 2006 at 15:02 EST