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Ancient Wormholes

 
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Ancient Wormholes
The "lines" on this sandstone, which was once at the bottom of an inland sea where the Appalachian Mountains now stand, are the fossilized passages made by ancient sea worms called skolithos.

Shenandoah National Park, VA-- August 2007

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Image Data
Bob SihlerSubmitted by Bob Sihler
on Aug 20, 2007 9:07 pm

Image ID: 326494
Hits: 1797 
Lat/Lon: 38.28970°N / 78.7139°W
Object Title: Ancient Wormholes

Image Type(s): Informational, Scenery