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Hidden In Virginia's Mountains Is An Adventure-Filled Tour Through A World-Famous Cave System
From mountain peaks, lush green forests, and rolling green valleys, Virginia's Shenandoah Valley is full of natural wonders. Natural Bridge State Park and Burke's Garden, considered "God's Thumbprint, ...
The first expedition, described by Betty Larimore.--Inside the earth, a story of the second expedition, by Horace Ashton.--Mountain climbing underground, or the third expedition, by Herford Tynes ...
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