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15th Annual Smithsonian Magazine Photo Contest Mobile
A Hidden Treasure

This is one of the pump houses that was built in the early 1920's to provide water for Mammoth Cave National Park. It is off of the normal hiking trails and is a special hidden treasure inside the park.

Photo Detail
Date Taken: 11.2017
Date Uploaded: 11.2017
Photo Location: Mammoth Cave, Kentucky, United States of America
Camera: iPhone 5s
Copyright: © Jennifer Sims