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Oregon Caves National MonumentOregon Caves Cliff Trail
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Oregon Caves National Monument
Support Your Park
 

Oregon Caves National Monument needs you!

100% of your donation (either Volunteering or supporting the monument) goes directly back to your National Monument.

This money has been dedicated to Resource Management projects, such as mapping and data collection of the monument’s plants, cultural landmarks, and wildlife use pattern. The improved knowledge will help us to better manage this delicate system. Thank you for your generosity.

An Oregon Caves' Volunteer
Volunteer at Oregon Caves
We make a living by what we do, but we make a life by what we give. --Winston Churchill
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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: September 27, 2007 at 16:49 EST